[1]
N. PERILLI, M. JOSÉ COMAS-RENGIFO, and A. GOY, “CALIBRATION OF THE PLIENSBACHIAN-TOARCIAN CALCAREOUS NANNOFOSSIL ZONE BOUNDARIES BASED ON AMMONITES (BASQUE-CANTABRIAN AREA, SPAIN)”, RIPS, vol. 110, no. 1, Mar. 2004.