Из Сербии отвечают, что купоны реально ходили в обороте (спасибо Djuro Vojnovic)
According to my information that coupons was really in use in Ni? in 2001 and 2002
I have four different coupons in my collection:
1. 20 dinars - November, 1st 2001, Seria Г1 (Jupiter on a throne)
2. 50 dinars - August, 1st 2001, Seria B2 (Byzantine empress)
3. 100 dinars - August, 1st 20002, Seria Ф (Bust of Constantine the Great) - red
4. 100 dinars - November 1st 2002, Seria И (Bust of Constantine the Great) - brown
all are printed on a protected paper with a some kind of watermark in the form of pattern
Спасибо всем за внимание!!