| Citation | Martin, A.R. and T.G. Smith 1992 Deep diving in wild, free-ranging beluga whales, Delphinapterus leucas. Can. J. Fish. Aquat. Sci. 49(3):462-466. |
| DOI / ISBN | |
| Paper URL | http://www.nrcresearchpress.com/doi/abs/10.1139/f92-055#.Wqh4LOhuaM8 |
| Ref. No. | 117401 |
| Language | English |
| Usage | not seen |
| Remarks | |
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