Clauser, John F. (1970). Measurement of the Cosmic Microwave Background by Optical Observations of Interstellar Molecules (Tese de Ph.D.). Universidade Columbia. OCLC145659. ProQuest302516464
Clauser, John F. (1970). Measurement of the Cosmic Microwave Background by Optical Observations of Interstellar Molecules (Tese de Ph.D.). Universidade Columbia. OCLC145659. ProQuest302516464