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MARC view
Lehto, Olli. (Personal Name)
Author's Anwendung orthogonaler systeme ... 1949.
LCCN 65-13440: His Quasikonforme Abbildungen, 1965 (hdg.: Lehto, Olli; usage: O. Lehto)
Analysis and topology, 1998: CIP t.p. (Olli E. Lehto; Univ. Helsinki)
b. 1925