ЗМІСТ

Abbasi A., Ramin A.
Exact sequences of graphs

Ali E., Hassoon A.
CI-property for the group (ℤ_p)² × ℤ_q × ℤ_r

Chacko B., Dominic C., Premodkumar K.P.
On the zero forcing number of graphs and their splitting graphs

Das A.
Paley-type graphs of order a product of two distinct primes

Dog S.
Geometry of flocks and n-ary groups

Drozd Y.A., Tovpuha O.V.
Cohen-Macaulay modules over the plane curve singularity of type T₄₄, II

Ferreira B.L.M.
Additivity of elementary maps on alternative rings

Inpoonjai P., Jiarasuksakun T.
On the existence of degree-magic labellings of the n-fold self-union of complete bipartite graphs

Klymenko I.S., Lysenko S.V., Petravchuk A.
Lie algebras of derivations with large abelian ideals

Molkhasi A., Shum K.P.
Representations of strongly algebraically closed algebras

Nguyen Hoang Son, Vu Duc Thi
Some combinatorial characteristics of closure operations