000 00270nam a2200097Ia 4500
008 220816s9999||||xx |||||||||||||| ||und||
020 _aNULL
245 0 _aProblems in mathematical analysis
_cBaranenkov, G. et al.
260 _aMoscow:
_bMIR Publishers,
_c1976
300 _a496p.
999 _c3325
_d3325