000 00420nam a2200157Ia 4500
008 170101s1985 xx 000 0 und d
082 _a631.312 G99T
100 _aGYACHEV, L. V
245 0 _aTheory of surfaces of plow bottoms
260 _bNew Delhi
_c1985
300 _a294p
650 _aPLOWS -- DYNAMICS
653 _aPLOWS -- DYNAMICS
653 _aPLOWS -- PARTS -- DESIGN AND CONSTRUCTION
942 _2ddc
_cB
999 _c95480
_d95480