Solvability of 2n-order m-point boundary value problem at resonance
江卫华;郭彦平;仇计清
Solvability of 2n-order m-point boundary value problem at resonance
JIANG Wei-hua;GUO Yan-ping;QIU Ji-qing
Applied Mathematics and Mechanics (English Edition) . 2007, (9): 1219 -1226 .  DOI: 10.1007/s10483-007-0910-y