000 00348nam a2200109Ia 4500
008 140205s9999 xx 000 0 und d
100 _aBreag, G R and Chittenden A. E.
245 _aProducer gas: its potential and application in developing countries
260 _bTropical products institute
_aLondon, England
_c1979
300 _a16
942 _2ddc
_cTR
999 _c5028
_d5028