APA (7th ed.) Citation

HALES, T., ADAMS, M., BAUER, G., DANG, T. D., HARRISON, J., HOANG, L. T., . . . ZUMKELLER, R. (2017). A FORMAL PROOF OF THE KEPLER CONJECTURE. Forum of mathematics. Pi, 5, . https://doi.org/10.1017/fmp.2017.1

Chicago Style (17th ed.) Citation

HALES, THOMAS, et al. "A FORMAL PROOF OF THE KEPLER CONJECTURE." Forum of Mathematics. Pi 5 (2017). https://doi.org/10.1017/fmp.2017.1.

MLA (9th ed.) Citation

HALES, THOMAS, et al. "A FORMAL PROOF OF THE KEPLER CONJECTURE." Forum of Mathematics. Pi, vol. 5, 2017, https://doi.org/10.1017/fmp.2017.1.