92. Graham, M.S., Turner, J.D., and Wood, C.M. (1990) Control of ventilation in the hypercapnic skate Raja ocellata. I. Blood and extradural fluid. Resp. Physiol. 80 pp: 259-277. (PDF)
92. Graham, M.S., Turner, J.D., and Wood, C.M. (1990) Control of ventilation in the hypercapnic skate Raja ocellata. I. Blood and extradural fluid. Resp. Physiol. 80 pp: 259-277. (PDF)