TY - JOUR TI - High penetration of rooftop photovoltaic system in distribution grid – Feeder specific analysis AU - PATEL, B.M. AU - PATEL, N.R. AU - MOKARIYA, K.L. JO - Sigma Journal of Engineering and Natural Sciences PY - 2026 VL - 44 SP - 2137 EP - 2152 DO - 10.14744/sigma.2026.2085 ER -