TY - `CHAP` AU - Bengtson, Peter TI - Cretaceous ammonites of Brazil PY - 1996 LA - eng SP - 7 S. T2 - Cretaceous stratigraphy, paleobiology and paleobiogeography A2 - Kuhnt, Wolfgang PY - 1996 SP - 207-213 AN - UBHD-69002756 ER -