Análisis al proceso de solicitudes de devoluciones automáticas de impuestos nacionales ante el covid-19 en Colombia. Authors: Zubieta Martínez, Sandra Milena

“…This article detects that taxpayers are not well informed in the processes and procedures outlined by the National Tax and Customs Directorate, causing that taxpayers to consider that filing the forms is complicated, because they make mistakes such as wrongly singing or filing the forms or the bank certification among others. …”

Propuesta de mejora de acceso y movilidad en las PSA de las unidades de generación de hidrógeno en refinería de Cartagena. Authors: Maza Munarris, Luis Fernando

“…Given the complexities of access and mobility to attend and maintain the equipment and instrumentation that make up the PSA (Pressure Swing Adsorption) in the hydrogen generation units of the Cartagena refinery, the initiative arises to work on an improvement proposal in favor of the ergonomic conditions of this section of the plant, in order to improve and facilitate the circulation of the people who work there, as well as to ensure the normal operation of this and other production plants that depend on the operation of the generating units hydrogen. …”

Diseño y construcción de un banco de pruebas termodinámico con un sistema intercambiador de calor de tubos y coraza Authors: Barragan Salazar, Edwin Ricardo, Barón Vanegas, Andrés David

“…This document describes the design and construction of a test bench with a shell and tube heat exchanger so that its operation is clearly evidenced as well as the measurements of the variables involved in the process, so that its set is a didactic element in the learning of matters related to heat transfer. …”

Estudio de Prefactibilidad para la Producción y Comercialización de Remolques para el transporte de Perros en Bicicleta Authors: Jimenez Alvarez, Johan Sebastian, Camacho Guatibonza, Cesar Daniel

“…It also seeks to contribute important aspects, like the decrease of pollutants in the industry and the environment. Health and wellbeing of pets and decrease in traffic accidents as well as pet theft rate. …”

La influencia del apoyo socio afectivo del docente en el desarrollo de la lectoescritura en niños de ciclo I Authors: Méndez Sabogal, Luis Orlando

“…The present research was approached from the relationship between the socioaffective support of the teacher and the literacy development, for which the articles that meet this criterion, published between 2014 and 2021, were identified to provide various discursive segments that allow to demonstrate the theoretical characterization in relation to the emotion of the teacher, the conceptual and methodological continuities and ruptures between the various existing approaches, as well as the socio-affective and didactic resources used as a determining factor for the development of literacy. …”

Eficacia del extracto de caléndula officinalis para tratamientos e caninos con dermatitis pruriginosa de la cuidad de Popayán Authors: Castillo Chavez, Heather Kathleen

“…For the above, it was taken into account that the canines must be adults of any race and sex; as well as previous reports and investigations of the symptoms presented by patients with dermatitis will be taken into account; Likewise, a skin examination (general observation, inspection and observation of the different pathologies found in the skin of the canines that made up this study) was performed on each patient who entered the clinic. …”

Análisis de estrategias de comunicación y mercadeo en microempresa de artículos deportivos en Fontibón: Estudio de Caso de Fábrica Attle Authors: Monterrosa Martínez, Karina

“…The development of this research is aimed at analyzing the communication and marketing strategies implemented by sporting goods microenterprises established in the town of Fontibón, with a focus on the case study of Fábrica Attle, with the purpose of identifying their successful approaches and areas of improvement, for which a mixed method of data collection is used that will allow information to be collected on the specific strategies that sporting goods microenterprises use in their communication and marketing, analyzing the effectiveness of the strategies used by Fábrica Attle, the study case, to understand what has worked well and what has not, pointing out the specific areas where Fábrica Attle and other microenterprises can improve their communication and marketing strategies to achieve better performance in the market.…”

Correlación entre la maduración dental con la osificación de la sutura media palatina. estudio en cbct. Authors: Guette Oliveros, Agustín, Pabón Gamboa, Marllury Alexandra

Actitudes psicológicas y niveles de riesgo que determinan conductas hacia el consumo de alcohol en jóvenes del municipio de Maicao - La Guajira Authors: Meriño Beleño Luisa Fernanda, Pulgar Noriega Amel Rosa

Análisis del proceso electro-Fenton como pretratamiento de biomasa producida por la microalga (Chlorella sp) con el fin de mejorar la producción de biocombustible Authors: Rodríguez Rey, Adenys

“…The biological properties of the microalgae (Chlorella sp) were described, different pretreatments used to generate disruption in the cell wall, which is highly recalcitrant, were compared, this being the main obstacle to overcome in order to improve the production of biofuels. …”

Estudio de la eficacia del paico (dysphania ambrosioides) en parásitos gastrointestinales (nematodos) en caninos como medicina alternativa en la fundación vida animal de la ciuda... Authors: Bernal Quiñones, Valentina, Jiménez Castillo, Sebastián

Propuesta para la inclusión de la profilaxis pre exposición (prep) en los protocolos de control y seguimiento desarrollados en pacientes de (VIH) positivo de la IPS vivir bien de C... Authors: Moreno Durán, Fernando Andrés

Lineamientos de trabajo seguro en procesos administrativos, operativos y académicos por medio de Guías Estándar de Trabajo Seguro (Universidad Antonio Nariño - Sede Villavicencio,... Authors: Archbold Calderón, David Santiago, Chitiva Enciso, William Alexander

“…With this information, a hazard identification and risk assessment matrix was constructed, which were evaluated using the Fine method. Finally, all the information collected was used to structure the documents called Standard Safe Work Guides, which contain the key safety points that workers must follow to protect their human well-being. …”

Factores socioculturales que inciden en la deserción escolar de los estudiantes wayuu pertenecientes al centro etnoeducativo Simaluncirra N°2 Authors: Pushaina pushaina, Evelio manuel, Saenz Diaz, Anyela Zenaida

Propuesta de mejora para la producción de pastas pigmentarias para la fabricación de pintura mediante la filosofía Lean Manufacturing Authors: Lopez Peñaloza, Jehimy Paola, Mora Rodriguez, Julieth Andrea

Implementación de una interfaz software para establecer grupos de riesgo de pacientes sospechosos de Tuberculosis Pulmonar Authors: Silva Soche, Lenny Tatiana

“…In 2019 an estimated 10 million people worldwide fell ill with tuberculosis and a total of 1.4 million people died according to the World Health Organization (WHO) in 2020 [1]. …”

Estrategia psicoeducativa para el desarrollo del aprendizaje en niños con trastorno por déficit de atención e hiperactividad Authors: Tovar Hernández Adriana Patricia, Oliveros Dávila Laury Carolina

Comparación metagenómica de la microbiota anorrectal de hombres que tienen sexo con hombres (HSH) VIH positivos y negativos Authors: Hernández Trujillo, Paula Natalia

Determinantes de la competitividad y la innovación del puerto de Cartagena - Colombia Authors: Pechene Ocampo, Jackeline, Herrera Cantoñi, Laidy Johana

Implementación de un programa de inducción y reinducción en seguridad y salud en el trabajo para la empresa Redcomputo ltda. Authors: Solano Guerrero, Sandra Lorena

“…The study methodology used for this research has a qualitative-descriptive approach that allows analyzing both the results of self-evaluation according to the minimum requirements of decree 1072 of 2015, as well as the conditions of employees and other interested parts. …”