Bukowy, Stanislaw Geologgy of Poland : stratigraphy Pre-Cambrian and Palaeozoic. - Warsaw : Geological Institute, 1970. - 651 p. : il. ; 24 cm Subjects--Topical Terms: Sistemática de estratigrafíaPaleozoicoPrecámbrico Subjects--Geographic Terms: Polonia Index Terms--Genre/Form: Libro Universal Decimal Class. No.: 551.7(438)