Li, Y., & Yang, S. Existence of positive solutions for the fourth-order elliptic boundary value problems. SpringerOpen.
Chicago Style (17th ed.) CitationLi, Yongxiang, and Shengbin Yang. Existence of Positive Solutions for the Fourth-order Elliptic Boundary Value Problems. SpringerOpen.
MLA (9th ed.) CitationLi, Yongxiang, and Shengbin Yang. Existence of Positive Solutions for the Fourth-order Elliptic Boundary Value Problems. SpringerOpen.
Warning: These citations may not always be 100% accurate.