Schneider, P., & Bartelmann, M. (1995). The power spectrum of density fluctuations in the Zel'dovich approximation. Monthly notices of the Royal Astronomical Society, 273(2), . https://doi.org/10.1093/mnras/273.2.475
Chicago Style (17th ed.) CitationSchneider, Peter, and Matthias Bartelmann. "The Power Spectrum of Density Fluctuations in the Zel'dovich Approximation." Monthly Notices of the Royal Astronomical Society 273, no. 2 (1995). https://doi.org/10.1093/mnras/273.2.475.
MLA (9th ed.) CitationSchneider, Peter, and Matthias Bartelmann. "The Power Spectrum of Density Fluctuations in the Zel'dovich Approximation." Monthly Notices of the Royal Astronomical Society, vol. 273, no. 2, 1995, https://doi.org/10.1093/mnras/273.2.475.
Warning: These citations may not always be 100% accurate.