TI - Extended experimental investigation of a double-effect active solar still with a paraffin wax, in Owerri, Nigeria AU - C. NWOSU, E. AU - NSOFOR, K. AU - N. NWAJI, G. AU - ONONOGBO, C. AU - OFONG, I. AU - V. OGUEKE, N. AU - E. ANYANWU, E. SO - Journal of Thermal Engineering 2023;9:1189-1207. DO - 10.18186/thermal.1374686