Superfluidity at supersonic speed?

MLA

Haddad, M., and V. Hakim. “Superfluidity at Supersonic Speed?” Physical Review Letters, vol. 87, no. 21, Nov. 2001, p. 218901. EBSCOhost, https://doi.org/10.1103/PhysRevLett.87.218901.

APA

Haddad, M., & Hakim, V. (2001). Superfluidity at supersonic speed? Physical Review Letters, 87(21), 218901. https://doi.org/10.1103/PhysRevLett.87.218901

Chicago

Haddad, M, and V Hakim. 2001. “Superfluidity at Supersonic Speed?” Physical Review Letters 87 (21): 218901. doi:10.1103/PhysRevLett.87.218901.