Bianucci, G., Llàcer, S., Cardona, J.Q., Collareta, A. and Florit,
A.R., 2019. A new beaked whale record from the upper
Miocene of Menorca, Balearic Islands, based on CT-scan
analysis of limestone slabs. Acta Palaeontologica Polonica, 64(2), pp.291-302.
http://webaccess.igipz.pan.pl/archive/published/app64/app005932019.pdf
https://pdfs.semanticscholar.org/7247/52c31e2013100da8d07eb1aaa4214f92f14b.pdf
https://www.researchgate.net/publication/332589581_A_new_beaked_whale_record_from_the_late_Miocene_of_Menorca_Balearic_Islands_based_on_CT-scan_analysis_of_limestone_slabs
Many more papers about fossil whales at:
https://www.researchgate.net/profile/Alberto_Collareta
Yours,
Paul H.