A progressive transmission of spatial data method for 2D/3D integrated GIS. - Junlai Cheng; Guanfu Song; Xiaohu Zhang; Feixiong Luo; Shaohua Wang 001 (Geoinformatics, 2010)

VGIS-COLLIDE: an effective collision detection algorithm for multiple objects in virtual geographic information system. - Feixiong Luo; Ershun Zhong; Junlai Cheng; Yuefeng Huang (Int. J. Digit. Earth, 2011)