APA (7th ed.) Citation

Ludwig, H., Jordan, S., & Steffen, M. (1993). First numerical simulations of convection at the surface of a ZZ Ceti white dwarf. White dwarfs.

Chicago Style (17th ed.) Citation

Ludwig, Hans-Günter, Stefan Jordan, and Matthias Steffen. "First Numerical Simulations of Convection at the Surface of a ZZ Ceti White Dwarf." White Dwarfs 1993.

MLA (9th ed.) Citation

Ludwig, Hans-Günter, et al. "First Numerical Simulations of Convection at the Surface of a ZZ Ceti White Dwarf." White Dwarfs, 1993.

Warning: These citations may not always be 100% accurate.