000 00366nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a622.3462 U8585
100 _aU.N. OCEAN ECONOMICS AND TECHNOLOGY
245 0 _aANALYSIS OF EXPLORATION AND MINING TECHNOLOGY FOR MANGANESE NODULES
260 _aLONDON
_bGRAHAM&TROTMAN
_c1984
300 _a23X15
942 _cBK
_2DDC
999 _c20040
_d20040