Árnason, Ú., Spilliaert, R., Palsdottir, A. and Árnason, A. 1991. Molecular identification of hybrids between the two largest whale species, the blue whale (Balaenoptera musculus) and the fin whale (B. physalus). Hereditas 115: 183-189.
Baird, R.W., Webster, D.L., Jarvis, S.M., Wood, K.A., Cornforth, C.J., Mahaffy, S.D., Martien, K.K., Robertson, K.M., Anderson, D.B. and Moretti, D.J. 2018. Odontocete studies on the Pacific Missile Range Facility in August 2017: Satellite-tagging, Photo-identification and Passive Acoustic Monitoring. Final Report. Prepared for Commander, Pacific Fleet, Environmental Readiness Division, Pearl Harbor. HI. Submitted to Naval Facilities Engineering Command (NAVFAC) Pacific, EV2 Emvironmental Planning, Pearl Harbor, HI, under Contract No. N62470-15-D-8006 Task Order KB16 issued to HDR Inc., Honolulu, HI. July 2018.
Bérubé, M. and Aguilar, A. 1998. A new hybrid between a blue whale, Balaenoptera musculus, and a fin whale, B. physalus: frequency and implications of hybridization. Marine Mammal Science 14 (1): 82-98.
Doroshenko, V.N. 1970. A whale with features of the fin and the blue whale. Investia TINRO 70: 225-257. (In Russian).
Glover, K.A., Kanda, N., Haug, T., Pastene, L.A., Øien, N., Goto, M., Seliussen, B.B. and Skaug, H.J. 2010. Migration of Antarctic Minke Whales to the Arctic. PLoS ONE 5 (12): e15197.