000 00483nam a2200181Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a510TM
_bAm512
100 _aSmirnov M M
245 _aEquations of mixed type
260 _aRhode Island
_bAMS
_c1978
300 _a232p
440 _aAmerican Mathematical Society : Translations of mathematical monographs; v.51
650 _aEquations
650 _aMathematics
942 _cBK
999 _c2614
_d2614