Productions of sunflower oil biodiesel and used cooking oil through heterogeneous catalysts compared to conventional homogeneous catalysts von Gutiérrez-Zapata, C A, Martínez, D Blanco, Collazos, C A, Acuña, H E Castellanos, Cuervo, J A, Fernandez, C P

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Collaborative learning as educational strategy for deaf children: A systematic literature review von Aristizábal, L.F, Cano, S, Collazos, C.A, Solano, A, Slegers, K

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Detection of Faults in an Osmotic Dehydration Process Through State Estimation and Interval Analysis von Collazos, C. A., Sanz, Fredy, Monroy, I. A., Maldonado-Franco, Adriana, De-la-Hoz-Franco, Emiro, Meléndez-Pertuz, Farid, Mora, César

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Activity Theory as a Framework for Activity Taxonomy in HCI von Villegas, M., Collazos, C.A., Giraldo, W.J., Gonzalez, J.M.

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Verification and Validation Model for Short Serious Game Production von Barajas, A., Alvarez, F.J., Munoz, J., Santaolaya, R., Collazos, C.A., Hurtado, J. A.

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Método para evaluar la usabilidad de aplicaciones de televisión digital interactiva: RECOEXTDI von Chica, L.G, Pantoja, W.L, Arciniegas Herrera, José Luis, Collazos Ordóñez, César Alberto

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Designing and Evaluating Interactive Television from a Usability Perspective von Collazos, C.A., Rusu, C., Arciniegas, J.L., Roncagliolo, S.

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An ontological conceptualization approach for awareness in domain-independent design groupware von Gallardo, J., Molina, A.I., Bravo, C., Redondo, M.A., Collazos, C.A.

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Classification of CSCW proposals based on a taxonomy von Giraldo, W.J., Molina, A.I., Gallardo, J., Collazos, C.A., Ortega, M., Redondo, M.A.

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Collaborative learning and creative writing von Guerrero, L.A., Mejias, B., Collazos, C.A., Pino, J.A., Ochoa, S.F.

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Designing collaborative virtual environments based on real spaces to promote community interaction von Guerrero, L.A., Collazos, C.A., Pino, J.A., Ochoa, S.F., Aguilera, F.

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Ultrasonic Determination of the Elastic Constants of Epoxy-natural Fiber Composites von Valencia, C.A. Meza, Pazos-Ospina, J.F., Franco, E.E., Ealo, Joao L., Collazos-Burbano, D.A., Garcia, G.F. Casanova

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Asociación entre depresión mayor e hipertensión arterial en una población colombiana von Collazos-Perdomo, D., Ramirez-Ramos, C.F., Torres de Galvis, M.Y., Correas-Orozco, L., Ramirez-Mendez, D., Castilla Agudelo, G.A., Martinez Cano, C.A., Gallego, C., Saldarriaga, C.

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