TY - JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE) A1 - REN Xiao-qian, XU Yong-jun T1 - PBW-deformations of type B2 quantum group and their symmetry property Y1 - JF - JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE) JO - JOURNAL OF SHANDONG UNIVERSITY(NATURAL SCIENCE) SP - 65 EP - 74 VL - 55 IS - 8 UR - http://lxbwk.njournal.sdu.edu.cn N1 - 10.6040/j.issn.1671-9352.0.2019.540 ER -