1. Mobility support GIS with universal-designed data of barrier/barrier-free terrains and facilities for all pedestrians including the elderly and the disabled;Yairi,2006
2. Finding reverse nearest neighbors by region;Adhinugraha;Concurr. Comput.: Pract. Exp.,2014
3. Research on location-dependent queries in mobile databases;Waluyo;Int. J. Comput. Syst. Sci. Eng.,2005
4. Research in mobile database query optimization and processing;Waluyo;Mob. Inf. Syst.,2005
5. Mobile service oriented architectures for NN-queries;Waluyo;J. Netw. Comput. Appl.,2009