Blau, J., & Grün, B. Late Jurassic/Early Cretaceous revised calpionellid zonal and subzonal division and correlation with ammonite and absolute time scales.
Chicago Style (17th ed.) CitationBlau, Joachim, and Beate Grün. Late Jurassic/Early Cretaceous Revised Calpionellid Zonal and Subzonal Division and Correlation with Ammonite and Absolute Time Scales.
MLA (9th ed.) CitationBlau, Joachim, and Beate Grün. Late Jurassic/Early Cretaceous Revised Calpionellid Zonal and Subzonal Division and Correlation with Ammonite and Absolute Time Scales.
Warning: These citations may not always be 100% accurate.


