APA (7th ed.) Citation

Essler, F., Korepin, V., & Schoutens, K. (1991). Complete solution of the one-dimensional Hubbard model.

Chicago Style (17th ed.) Citation

Essler, F., V. Korepin, and K. Schoutens. Complete Solution of the One-dimensional Hubbard Model. 1991.

MLA (9th ed.) Citation

Essler, F., et al. Complete Solution of the One-dimensional Hubbard Model. 1991.