Method of Knowledge Representation on Spatial Classification. - Xiaodong Zhou; Chun-Cheng Yang; Ni-na Meng (FSKD (1), 2009)

Representation and Calculation of Spatial Relations Difference Based on Conceptual Neighborhood. - Ni-na Meng; Tinghua Ai; Rong-juan Li; Xiaodong Zhou (ICNC (5), 2009)

A PDF Tile Model for Geographic Map Data. - Xiaodong Zhou; Tinghua Ai; Ni-na Meng; Peng Xie (ISPRS Int. J. Geo Inf., 2019)