Kamen Spassov
发表
Lyubomir Blagoev,
Kamen Spassov,
2019
.
Kamen Spassov,
Ebenezer Agbozo,
2018,
Webology.
Kamen Spassov,
Smilen Antonov Savov,
Rumiana Antonova,
2019,
Smart Technologies and Innovation for a Sustainable Future.
Kamen Spassov,
Tasos Papapostolu,
2020
.
Kamen Spassov,
Ebenezer Agbozo,
Daniel Alhassan,
2018,
EGOSE.
Kamen Spassov,
Thomas Muschalik,
Smilen Antonov Savov,
2020
.
Kamen Spassov,
Ebenezer Agbozo,
E. Agbozo,
2018,
ICEGOV.
Kamen Spassov,
Bederiana Shyti,
Ilva Isa,
2020
.