Bibliographic Detail
Johnson, C.D. & Hills, L.V., 1973
Reference:
Johnson, C.D. & Hills, L.V. (1973). Microplankton zones of the Savik Formation (Jurassic), Axel Heiberg and Ellesmere islands, District of Franklin. Bulletin of Canadian Petroleum Geology 21(2): 178-218, 12 fig., 1 table, 3 pl.