| Authors(s) | Chen, C. |
| Year | 1962 |
| Title | (unpublished). Ecological studies of shell-bearing pteropods from the western part of] the North Atlantic Ocean. Boston (Ph. D. thesis Univ. Graduate School) (Univ. Microfilms inc. Ann Arbor Mich. 62-4553) |
| Authors(s) | Chen, C. |
| Year | 1962 |
| Title | (unpublished). Ecological studies of shell-bearing pteropods from the western part of] the North Atlantic Ocean. Boston (Ph. D. thesis Univ. Graduate School) (Univ. Microfilms inc. Ann Arbor Mich. 62-4553) |