Geometry Symposium,
Geometry Symposium, Utrecht 1980 / ed. E. Looijenga, D. Siersma, F. Takens
Geometry Symposium, Utrecht 1980 / ed. E. Looijenga, D. Siersma, F. Takens
. - Berlin : Springer-Verlag, 1981
. - 153 p. 25 cm
. - (Lecture notes in mathematics; 894)
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