APA (7th ed.) Citation

Douglas, A., & Repka, J. (2014). The GraviGUT Algebra Is not a Subalgebra of E₈, but E₈ Does Contain an Extended GraviGUT Algebra. Symmetry, Integrability and Geometry: Methods and Applications.

Chicago Style (17th ed.) Citation

Douglas, A., and J. Repka. "The GraviGUT Algebra Is Not a Subalgebra of E₈, but E₈ Does Contain an Extended GraviGUT Algebra." Symmetry, Integrability and Geometry: Methods and Applications 2014.

MLA (8th ed.) Citation

Douglas, A., and J. Repka. "The GraviGUT Algebra Is Not a Subalgebra of E₈, but E₈ Does Contain an Extended GraviGUT Algebra." Symmetry, Integrability and Geometry: Methods and Applications, 2014.

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