TY - Front. Energy A1 - Hitesh N. PANCHAL T1 - Performance analysis of solar still with cow dung cakes and blue metal stones Y1 - 2015-05-29 JF - Frontiers in Energy JO - Front. Energy SP - 180 EP - 186 VL - 9 IS - 2 UR - https://journal.hep.com.cn/fie N1 - 10.1007/s11708-015-0361-y ER -