APA (7th ed.) Citation

Langtangen, H. P., Tveito, A., & Winther, R. (1990). Instability of Buckley-Leverett flow in heterogeneous media.

Chicago Style (17th ed.) Citation

Langtangen, Hans Petter, Aslak Tveito, and Ragnar Winther. Instability of Buckley-Leverett Flow in Heterogeneous Media. Oslo, 1990.

MLA (9th ed.) Citation

Langtangen, Hans Petter, et al. Instability of Buckley-Leverett Flow in Heterogeneous Media. 1990.