German 170mm heavy Waffenträger and M-1978 Koksan - MMOWG.net
cmano-db.com
Chuch'e p'o (M1978 Koksan) - Tank Encyclopedia
Chuch'e p'o (M1978 Koksan) - Tank Encyclopedia
M-1978 Koksan - North Korea's 170 mm SPG -
Weapons - Iranian M1978 Koksan SP gun The M-1978 (KOKSAN) 170mm self propelled (SP) gun named after the city in North Korea where it was first seen by the West in 1978.
Koksan self propelled heavy artillery 1978
File:M-1978 koksan.jpg - Wikipedia
M1978 Koksan and M1989 | 170mm self-propelled guns of North Korea - YouTube
북한의 M-1978/M-1989 170mm 곡산(Koksan) 자행포 - 유용원의 군사세계