The value of European university education in the context of COVID-19 : do education and science have to pay off the general bill of society /
Stoyan Denchev, Diana Stoyanova.
- 1st ed.
- Sofia : Academic Publishing House :Za bukvite-O pismeneh", 2020.
- 66 pages : ill. ; 24 cm.
- 378(4) (NLA) .