Differential Equations & Applications · Volume 10, Issue 2 Nonlocal boundary value problems for (p, q)-difference equations 10-11 Pages 183-195 DOI 10.7153/dea-2018-10-11 Downloads Short PDF Full PDF PNG Authors Nattapong Kamsrisuk Chanon Promsakon Sotiris K. Ntouyas Jessada Tariboon Keywords (p,q)-difference equations boundary value problems nonlocal conditions existence fixed point theorems Subject classes 05A30 39A13 34A12