Pukguksong-4
Pukguksong-4 is a submarine-launched ballistic missile or missile model.
Also recorded as Pukguksong-4A; Pukguksong-4S.
Overview
North Korean submarine-aunched ballistic missile.
In detail
It is associated with North Korea.
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
“Pukguksong-4”, English Wikipedia, consulted as further reading
Consult the sourcereference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q100701331: Pukguksong-4
Consult the source