Physical Review LettersSuperfluidity of Low-Density Fermion SystemsD. Fay, Arthur J. LayzerPublished Jan 29, 1968• 91 citationsPublisherAbstractReceived 12 December 1967DOI:https://doi.org/10.1103/PhysRevLett.20.187©1968 American Physical SocietyDOI10.1103/physrevlett.20.187