中国科学院数学与系统科学研究院期刊网
一类具非局部边界条件的四阶非线性微分方程的对称正解
孙永平;
Symmetric Positive Solutions to a Fourth-Order Nonlinear Differential Equation with Nonlocal Boundary Conditions
Yong Ping SUN
数学学报 . 2007, (3): 547 -556 .  DOI: 10.12386/A2007sxxb0065