Mulchaey, J. S., & Zabludoff, A. I. (1998). The Properties of Poor Groups of Galaxies. II. X-Ray and Optical Comparisons. The Astrophysical journal, 496(1), 73-92. https://doi.org/10.1086/305356
Chicago Style (17th ed.) CitationMulchaey, John S., and Ann I. Zabludoff. "The Properties of Poor Groups of Galaxies. II. X-Ray and Optical Comparisons." The Astrophysical Journal 496, no. 1 (1998): 73-92. https://doi.org/10.1086/305356.
MLA (9th ed.) CitationMulchaey, John S., and Ann I. Zabludoff. "The Properties of Poor Groups of Galaxies. II. X-Ray and Optical Comparisons." The Astrophysical Journal, vol. 496, no. 1, 1998, pp. 73-92, https://doi.org/10.1086/305356.
Warning: These citations may not always be 100% accurate.