Yashina N. P., Nefedov V. N., Smerchinskaya S. O. «Non-contradictory aggregation of quasi-order relations» // Applied Discrete Mathematics 2019. №45 C.113-126
Yashina N. P., Nefedov V. N., Smerchinskaya S.O. «Constructing an aggregated relation with a minimum distance from the expert preferences» // Applied Discrete Mathematics 2018. №42 C.120-132