PHYSICS LETTERS A

ZENG HL, YANG L, GUO YD, HE JJ, JIANG Y, LIN LY, YAN XH

PHYSICS LETTERS A

LI H, WANG QH, XU PP, SI LN, DOU ZL, YAN HJ, YANG Y, ZHOU G, QING T, ZHANG SH, LIU FB

PHYSICS LETTERS A

REN WL, CHEN WC, LIU XG, ZHANG XF

PHYSICS LETTERS A

XU MT

PHYSICS LETTERS A

LIU DJ, WANG SM, ZHU JJ, LI H, ZHU HD

PHYSICS LETTERS A

QIU TC, SHAO ZG, WANG CL, YANG L

PHYSICS LETTERS A

LI H, LIU YH, BAI ZH, XIONG J, LIU FB, ZHOU G, QING T, ZHANG SH, LU J