一类三阶两点边值问题解的存在性
何兴玥
Existence of solutions for a third-order two-point boundary value problem
HE Xing-yue
华东师范大学学报（自然科学版） . 2019, (6): 35 -41,87 .  DOI: 10.3969/j.issn.1000-5641.2019.06.005