APA (7th ed.) Citation

Kowen, M., & Mathur, H. (2003). On Feynman's analysis of the geometry of Keplerian orbits. American Journal of Physics, 71(4), 397. https://doi.org/10.1119/1.1527029

Chicago Style (17th ed.) Citation

Kowen, Michael, and H. Mathur. "On Feynman's Analysis of the Geometry of Keplerian Orbits." American Journal of Physics 71, no. 4 (2003): 397. https://doi.org/10.1119/1.1527029.

MLA (9th ed.) Citation

Kowen, Michael, and H. Mathur. "On Feynman's Analysis of the Geometry of Keplerian Orbits." American Journal of Physics, vol. 71, no. 4, 2003, p. 397, https://doi.org/10.1119/1.1527029.