000 00280nam a2200109Ia 4500
999 _c3541
_d3541
008 190326s9999 xx 000 0 und d
082 _a378.242 B115S
100 _aBabu, N. Sathish
_91562
245 0 _aStudies on Biogas Production
260 _aSurathkal
_bK.R.E.C
_c1991
942 _cTH