International Conference on Variational Methods Tianjin, China, ebrary, Inc, Liu, C., & Long, Y. (2011). Progress in variational methods: Proceedings of the International Conference on Variational Methods, Tianjin, China, 18-22 May 2009. World Scientific.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)International Conference on Variational Methods Tianjin, China, Inc ebrary, Chungen Liu, và Yiming Long. Progress in Variational Methods: Proceedings of the International Conference on Variational Methods, Tianjin, China, 18-22 May 2009. Singapore ; Hackensack, N.J.: World Scientific, 2011.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)International Conference on Variational Methods Tianjin, China, et al. Progress in Variational Methods: Proceedings of the International Conference on Variational Methods, Tianjin, China, 18-22 May 2009. World Scientific, 2011.