Beurlen, Karl, 1901- Observações estratigráficas e paleontologicas sôbre o calcário Corumbá / por Karl Beurlen e Friedrich W. Sommer. - Rio de Janeiro : [s.n.], 1957. - 35 p. : ill., diagr. ; 23 cm. Bound with no. 164-no. 170 subsequent to publication. Bibliography: p. [34]-35. Summary in English and German. LCCN: gs 59000114 Subjects--Topical Terms: Geology--Brazil--Mato Grosso (State)Geology, Stratigraphic--Paleozoic.Geology, Stratigraphic--Precambrian.Paleobotany--Brazil--Mato Grosso (State) LC Class. No.: QE235 / .A2 no. 168