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Wittich, Hans (Personal Name)
His NoveÁishie issledovanii²a po odnoznachnym analiticheskim funkt²sii²am, 1960: t.p. (G. Vittikh) added t.p. (Hans Wittich) colophon (Gans Vittikh)
LC data base, 4-11-86 (hdg.: Wittich, Hans; usage: Hans Wittich)