Critical Sets in Orthogonal Arrays. - Rita SahaRay; Jennifer Seberry (Electron. Notes Discret. Math., 2003)

Critical sets in orthogonal arrays with 7 and 9 levels. - Rita SahaRay; Avishek Adhikari; Jennifer Seberry (Australas. J Comb., 2005)

Critical sets in equi-orthogonal frequency squares. - Ilene H. Morgan; Rita Saha Ray (Australas. J Comb., 2014)

Structural Form of a Minimal Critical Set for a Latin Square Representing the Elementary Abelian 2-group of Order 8. - Rita SahaRay; Avishek Adhikari (Ars Comb., 2015)

Critical Sets in F-squares. - Rita SahaRay; Ilene H. Morgan (Ars Comb., 2015)

Generalized quadratic discriminant analysis. - Smarajit Bose; Amita Pal; Rita SahaRay; Jitadeepa Nayak (Pattern Recognit., 2015)

Robust generalised quadratic discriminant analysis. - Abhik Ghosh; Rita SahaRay; Sayan Chakrabarty; Sayan Bhadra (Pattern Recognit., 2021)

Classification using global and local Mahalanobis distances. - Annesha Ghosh; Anil Kumar Ghosh 001; Rita SahaRay; Soham Sarkar (J. Multivar. Anal., 2025)