APA (7th ed.) Citation

Wetterich, C. (2014). Variable gravity universe. Physical review. D, Particles, fields, gravitation, and cosmology, 89(2), .

Chicago Style (17th ed.) Citation

Wetterich, Christof. "Variable Gravity Universe." Physical Review. D, Particles, Fields, Gravitation, and Cosmology 89, no. 2 (2014).

MLA (9th ed.) Citation

Wetterich, Christof. "Variable Gravity Universe." Physical Review. D, Particles, Fields, Gravitation, and Cosmology, vol. 89, no. 2, 2014.