000 00555nam a2200181Ia 4500
001 3192
008 180118s9999||||xx |||||||||||||| ||eng||
020 _a0387973532
040 _aTULIB
_cTULIB
041 _aeng
082 _a515.353 KEY
100 _aKeyfitz,Barbara Lee
245 0 _aNonlinear evolution equations that change type /
_cKeyfitz,Barbara Lee.
260 _aNew York:
_bSpringer,
_c1990.
300 _axiv,284p;25cm
504 _aIncludes bibliographical references.
942 _cBK
999 _c2294
_d2294