000 00302nam a2200109Ia 45e0
008 170804s1991 xx 000 0 und d
020 _a9781461397052
100 _aFreed and Uhlenbeck
245 _aInstantons and four-manifolds
250 _a2nd ed.
260 _bSpringer - Verlag
_c1991
999 _c624
_d624