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Dyfyniad Arddull ChicagoSchwierin, Barbara. Sleep Regulation in the Rat: Effects of Sleep Deprivation, N⁶-cyclopentyladenosine and Caffeine. Switzerland: Universität Zürich, 1997.
Dyfyniad MLASchwierin, Barbara. Sleep Regulation in the Rat: Effects of Sleep Deprivation, N⁶-cyclopentyladenosine and Caffeine. Universität Zürich, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.