Usŭvŭrshenstvuvane sistemata za upravlenie na pochivnoto delo
Subtitle: ni͡a︡koi problemi
By: Boris Dimitrov.
Publisher: Nauchnoizsledovatelski in-t po profsŭi͡u︡zni problemi "G. Dimitrov" pri T͡S︡S na BPS
Published: 1983
Place of publication: Sofii͡a︡
Language: bul
Number of pages: 79
Notes: Bibliography: p. 77.
Summary in English and Russian.