BM-30 Smerch
BM-30 Smerch is a multiple rocket launcher or artillery model.
Also recorded as 300 mm rocket launcher BM-30; Smerch rocket launcher; BM30; 9K58 Smerch; 9A52-2 Smerch M; MRL 280mm M1983.
Overview
Multiple rocket launcher system of Soviet origin.
In detail
It is associated with Soviet Union.
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
reference work · Reputable secondary · Wikipedia
“BM-30 Smerch”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q787445: BM-30 Smerch
Consult the source