TY - GEN AU - Ren,Xiaoping AU - Wang,Hong AU - Wang,Hongcheng AU - He,Yingji TI - Stability of in-phase quadruple and vortex solitons in the parity-time-symmetric periodic potentials SN - 1094-4087 PY - 2015///0407 N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1364/OE.22.019774 ER -