Citation: Oi. Lyamin et al., SLEEP IN THE HARP SEAL (PAGOPHILUS-GROENLANDICA) - PECULIARITIES OF SLEEP IN PUPS DURING THE 1ST MONTH OF THEIR LIVES, Journal of sleep research, 2(3), 1993, pp. 163-169
Citation: Oi. Lyamin, SLEEP IN THE HARP SEAL (PAGOPHILUS-GROENLANDICA) - COMPARISON OF SLEEP ON LAND AND IN WATER, Journal of sleep research, 2(3), 1993, pp. 170-174