带有完全非线性项的四阶边值问题的多正解性
姚燕燕, 李杰梅
Existence and multiplicity of positive solutions for fourth-order boundary value problems with a fully nonlinear term
YAO Yanyan, LI Jiemei
华东师范大学学报（自然科学版） . 2020, (6): 38 -45 .  DOI: 10.3969/j.issn.1000-5641.201911026