带有积分边界条件的非线性四阶奇异微分方程组的正解
夏峰，刘立山，王永庆
POSITIVE SOLUTIONS FOR SYSTEMS OF NONLINEAR FOURTH-ORDER SINGULAR DIFFERENTIAL EQUATIONS WITH INTEGRAL BOUNDARY CONDITIONS
XIA Feng， LIU Lishan ，WANG Yongqing
系统科学与数学
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2012, (4): 459
-479
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DOI: 10.12341/jssms11865
