An Approximation Algorithm for a Problem of Partitioning a Sequence into Clusters with Restrictions on Their Cardinalities. - Alexander Kel'manov; Ludmila Mikhailova; Sergey A. Khamidullin; Vladimir I. Khandeev (DOOR, 2016)

On a Problem of Summing Elements Chosen from the Family of Finite Numerical Sequences. - Alexander Kel'manov; Ludmila Mikhailova; Semyon Romanchenko (AIST, 2018)