Velasquez, D., Sánchez, A., SARMIENTO, S., Velasquez, C., Toro, M., Montoya, E., Trefftz, H., Maiza, Mikel, Sierra, Basilio. A cyber-physical data collection system integrating remote sensing and wireless sensor networks for coffee leaf rust diagnosis. SENSORS-BASEL 21 1-12. 13 ago 2021. 13 ago 2021. 11 ago 2021. F.I.:3,031 [doi:10.3390/s21165474]

Solarte H.A., Tobar H.F., Mesa J.H., Trefftz H., Osorio D.M.. Changing perceptions about entrepreneurship and industry-related aspects and fostering innovation skills using a video game. INTERACT TECHNOL SMA 18 104-118. 1 ene 2021. 1 ene 2021. . F.I.: [doi:10.1108/ITSE-10-2020-0220]
Duque E., Trefftz H., Srivastava S.. Objective assessments of human motor ability of the upper limb: A systematic review. Technol. Disabil. 33 29-44. 1 ene 2021. . . F.I.: [doi:10.3233/TAD-200263]
Vega, J., Nieto, A., Cordoba, C., Gil, G., Trefftz, H., Esteban, P.. USING VIRTUAL AND AUGMENTED REALITY IN THE CALCULUS CLASSROOM. INTED PROC 7309-7317. 1 ene 2020. . . F.I.: 
Eduardo Pelaez-Valencia, Luis, Trefftz, Helmuth, Andres Delgado-Gonzalez, Ivan. International accreditation program for engineering. REV EDUC ING 15 28-33. 1 ago 2019. . . F.I.: [doi:10.26507/rei.v15n29.1044]
Téllez J.F., Montoya J.C., Trefftz H.. Design and usability evaluation of a multi-input interface in an idTV environment. COMM COM INF SC 689 131-148. 1 ene 2017. . . F.I.: [doi:10.1007/978-3-319-63321-3_10]
Velásquez-López A., Velásquez-Rendón D., Amaya-Quiroz J.S., Jimenez-Franco L.D., Trefftz H.. Development of a tongue machine interface for quadriplegic patients. Proc. Int. Conf. Eng. Design, ICED 1 449-458. 1 ene 2017. . . F.I.: 
Carcamo, Juan Gonzalo, Trefftz Gomez, Helmuth, Acosta Maya, Diego Andres, Botero- B, Luis-F. Collaborative design model review in the AEC industry. INT J INTERACT DES M 1-17. 1 ene 2016. . . F.I.: [doi:10.1007/s12008-016-0301-z]
Trivino, Jorge I., Giraldo, William J., Trefftz, Helmuth. Generation of the Business User Interface From the Association of Data Patterns, Presentation Template and Interaction Model. COMPUT COLOMB CONF -. 1 ene 2016. . . F.I.: 
Diaz, Christian, Trefftz, Helmuth, Quintero, Lucia, Acosta, Diego A., Srivastava, Sakti. Collaborative Networked Virtual Surgical Simulators (CNVSS) Implementing Hybrid Client-Server Architecture: Factors Affecting Collaborative Performance. PRESENCE-TELEOP VIRT 23 393-409. 1 ene 2015. . . F.I.:0,789 [doi:10.1162/PRES_a_00208]