APA (7th ed.) Citation

Yan, X., Liu, D., & Wei, H. (2015). Age problem in Lemaître–Tolman–Bondi void models. Elsevier.

Chicago Style (17th ed.) Citation

Yan, Xiao-Peng, De-Zi Liu, and Hao Wei. Age Problem in Lemaître–Tolman–Bondi Void Models. Elsevier, 2015.

MLA (8th ed.) Citation

Yan, Xiao-Peng, et al. Age Problem in Lemaître–Tolman–Bondi Void Models. Elsevier, 2015.