Design and implementation of a stand-alone photovoltaic-powered phone booth. - Javier Urquizo 002; Pritpal Singh; Ruben Hidalgo-León; Pablo Jacome-Ruiz; Guillermo Soriano (GHTC, 2017)

Rehabilitation of Solar Home Systems and Sustainable Development for an Island Community in Ecuador. - Javier Urquizo 002; Pritpal Singh; Ruben Hidalgo-León; Viviana Villavicencio; Guillermo Soriano (GHTC, 2019)

Impact Assessment of Solar Home System Rehabilitation in the Rural Community "Cerrito de los Morreños", Ecuador. - Viviana Villavicencio; Ruben Hidalgo-León; Javier Urquizo 002; Jaqueline Litardo; Alexis Lema; Pritpal Singh; Guillermo Soriano (GHTC, 2020)