000
00283nam a2200133Ia 4500
008
210922s9999 xx 000 0 und d
100
_a
MEHTA
245
0
_a
NON CONVENTIONAL ENERGY SOURCES
260
_b
YESDEE
260
_c
2019
365
_b
395
650
_a
ENS
942
_c
BK
999
_c
236059
_d
236059