Peter J. Waddell; Norihiro Okada; Masami Hasegawa (1 Mar 1999). "Towards Resolving the Interordinal Relationships of Placental Mammals". Systematic Biology (بالإنجليزية). 48 (1): 1–5. DOI:10.1093/SYSBIO/48.1.1. ISSN:1063-5157. PMID:12078634. QID:Q28206255.
Reidenberg، J. S.؛ Laitman، J. T. (2007). "Discovery of a low frequency sound source in Mysticeti (baleen whales): anatomical establishment of a vocal fold homolog". The Anatomical Record. ج. 290 ع. 6: 745–759. DOI:10.1002/ar.20544. PMID:17516447.
Peter J. Waddell; Norihiro Okada; Masami Hasegawa (1 Mar 1999). "Towards Resolving the Interordinal Relationships of Placental Mammals". Systematic Biology (بالإنجليزية). 48 (1): 1–5. DOI:10.1093/SYSBIO/48.1.1. ISSN:1063-5157. PMID:12078634. QID:Q28206255.
Reidenberg، J. S.؛ Laitman، J. T. (2007). "Discovery of a low frequency sound source in Mysticeti (baleen whales): anatomical establishment of a vocal fold homolog". The Anatomical Record. ج. 290 ع. 6: 745–759. DOI:10.1002/ar.20544. PMID:17516447.