Computing the number of finite field elements with prescribed absolute trace and co-trace. - Assen Bojilov; Lyubomir Borissov; Yuri L. Borissov (Cryptogr. Commun., 2019)

A note on the distinctness of some Kloosterman sums. - Yuri L. Borissov; Lyubomir Borissov (Cryptogr. Commun., 2020)