ISMAIL, B. I.; NAGI, A. Optimization of Solar Photovoltaics Tilt Angle for Hybrid Solar-Geothermal Heat Pump Applications in Extreme Cold Climate Regions of Northwestern Ontario, Canada. Global Journal of Energy Technology Research Updates, [S. l.], v. 12, p. 1–16, 2025. DOI: 10.15377/2409-5818.2025.12.1. Disponível em: https://avantipublisher.com/index.php/gjetru/article/view/1760. Acesso em: 13 jan. 2026.