The Paranormality of Products and Their Subsets / A. V. Bogomolov. // Vestnik Moskovskogo Universiteta. Seriya 1. Matematika. Mekhanika. 2018. № 4. P. 54-56 [Moscow Univ. Math. Bulletin. Vol. 72, N 2, 2017. P. 156-157].
A topological space is called paranormal if any countable discrete system of closed sets
Key words: hereditarily paranormality, metrizability, Cartesian product, Cartesian cube, countable paracompactness.