Application of the Improved FOCUSS for Arrival Time Estimation (IFATE) algorithm to WLAN high accuracy positioning services. - Khalid Nur; Shaojun Feng; Cong Ling 001; Washington Ochieng (UPINLBS, 2012)

Integration of GPS with a WiFi high accuracy ranging functionality. - Khalid Nur; Shaojun Feng; Cong Ling 001; Washington Ochieng (Geo spatial Inf. Sci., 2013)

GIS and genetic algorithm based integrated optimization for rail transit system planning. - Chro Ahmed; Khalid Nur; Washington Ochieng (J. Rail Transp. Plan. Manag., 2020)