Nonlocal boundary-value problems for n -th order ordinary differential equations by matching solutions. Liu, Xueyan — 2011 Electronic Journal of Differential Equations (EJDE) [electronic only]
Operator type expansion-compression fixed point theorem. Anderson, Douglas R.; Avery, Richard I.; Henderson, Johnny; Liu, Xueyan — 2011 Electronic Journal of Differential Equations (EJDE) [electronic only]