Minimum-Link Rectilinear Covering Tour is NP-hard in R4. - Bhadrachalam Chitturi; Jayakumar Pai (CoRR, 2018)

Approximation algorithms for sorting permutations by extreme block-interchanges. - Jayakumar Pai; Bhadrachalam Chitturi (Theor. Comput. Sci., 2021)

Super oriented cycles in permutations. - Jayakumar Pai; Bhadrachalam Chitturi (Comput. Biol. Medicine, 2023)