MathSciNet bibliographic data MR284440 (44 #1666) 14.20 Pjateckiĭ-Šapiro, I. I.; Šafarevič, I. R. Torelli's theorem for algebraic surfaces of type ${\rm K}3$${\rm K}3$. (Russian) Izv. Akad. Nauk SSSR Ser. Mat. 35 1971 530–572. Journal

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