000 00436nam a2200157Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a515.353=4
_bSo677
100 _aSobolev S L
245 _aEquations aux derivees partielles hyperboliques non-lineaires
260 _aGubbio,Edizioni
_bCremonese
_c1961
300 _a144p.
650 _aPartial differential equations
942 _cBK
999 _c53413
_d53413