000 00290nam a2200121Ia 4500
008 220201s1948 xx 000 0 eng d
082 _a512.82
_bUSP
100 _aUspensky, JV
245 0 _aTheory of equations
260 _bLondon : Mc Graw Hill Book
_c1948
300 _a353
942 _2ddc
999 _c72190
_d72190