TY - JOUR AU - Li, Shi-Jie TI - Null 2-type Chen surfaces JO - Glasgow mathematical journal PY - 1995 SP - 233 EP - 242 VL - 37 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.1017/S001708950003113X/ DO - 10.1017/S001708950003113X ID - 10_1017_S001708950003113X ER -