M-77 Oganj
M-77 Oganj is a self-propelled artillery or artillery model.
Overview
Type of self-propelled multiple rocket launcher.
In detail
It is associated with Yugoslavia.
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
“M-77 Oganj”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q2980100: M-77 Oganj
Consult the source