The following publications are possibly variants of this publication:
- Dynamic safe regions for moving range queries in mobile navigationHaidar Al-Khalidi, David Taniar, John Betts, Sultan Alamri. ijahuc, 16(4):250-259, 2014. [doi]
- Efficient Monitoring of Moving Mobile Device Range Queries using Dynamic Safe RegionsHaidar Al-Khalidi, David Taniar, John Betts, Sultan Alamri. momm 2013: 351 [doi]
- Safe Regions for Moving Reverse Neighbourhood Queries in a Peer-to-Peer EnvironmentNasser Allheeib, David Taniar, Haidar Al-Khalidi, Md. Saiful Islam 0003, Kiki Maulana Adhinugraha. access, 8:50285-50298, 2020. [doi]