TY - JOUR T1 - Economic feasibility of energy strategies in retail: a comparative analysis of the Free Electricity Market, Zero-Export photovoltaic systems, and BESS in supermarkets in Santa Catarina, Brazil JO - Gestão & Produção A1 - Nascimento, Felipe Oliveira A1 - Volan, Tainara A1 - Vaz, Caroline Rodrigues SN - 0104-530X UL - 10.1590/1806-9649-2026v33e15225 VL - 33 Y1 - 2026 PB - Brazil ER -