Finding a curve in a map. - Carola Wenk; Helmut Alt; Alon Efrat; Lingeshwaran Palaniappan; Günter Rote (SCG, 2003)

Optimal strategies to track and capture a predictable target. - Alon Efrat; Héctor H. González-Baños; Stephen G. Kobourov; Lingeshwaran Palaniappan (ICRA, 2003)

Buddy tracking - efficient proximity detection among mobile friends. - Arnon Amir; Alon Efrat; Jussi Myllymaki; Lingeshwaran Palaniappan; Kevin Wampler (Pervasive Mob. Comput., 2007)