@inproceedings{bibcite_19, author = {Hiroyuki Miyazaki and Koki Iwao and Ryosuke Shibasaki}, title = {A Crowd-Sourcing System with Web Mapping Systems for Ground Information Database of Global Urban Area Mapping}, year = {2011}, journal = {3rd Geospatial Information Forum for Students and Young Engineers}, month = {2011}, address = {Osaka, Japan}, language = {eng}, }