1. Atlas Antarktiki 1966
2. THESIS U CALIFORNIA 1967
3. CARTWRIGHT, D .E., PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES A-MATHEMATICAL AND PHYSICAL SCIENCES 253: 218 (1959).
4. COLBY, B.R., U.S. GEOLOGICAL SURVEY BULLETIN 1181-B 1 (1963).
5. DEFANT, A, DTSCH HYDROGRAPHISCH 5: 231 (1952).