Spob 19 Bulgaria small correction
 

Just a small date correction:

unit 12 (T-34/85) should be available from March 1945 (not June)

source: Bojan Dimitrijevic, Modernizacija i intervencija: Jugoslavenske oklopne jedinice 1945-2006, beograd 2010 (in Serbian language only)

This information can also be found at Wikipedia:
https://en.wikipedia.org/wiki/First_Army_%28Bulgaria%29