00505nam a2200169Ia 4500 190327s9999||||xx |||||||||||||| ||und|| 81-85167-55-9 NITIL NITIL 21st 621.31244 M494H Meena, Jairam Humari urja ka shrot saur prakasvoltiya Jairam Meena Delhi Himanshu 1992 ii, 132p. Ecology; Power resources; Solar energy; Photovolatic power generation Mathur, A N BKS 53761 53761 0 0 DDC 0 0 NITIL NITIL 2019-04-04 0 621.31244 M494H 131658 2019-04-04 00:00:00 2019-04-04 BKS