S. Vassileva
发表
A. V. Kirsanova,
J. Takács,
J. Kelly,
2005,
AIDS.
J. Kelly,
Y. Amirkhanian,
W. DiFranceisco,
2006,
Sexually transmitted diseases.
M. Marcheva,
S. Vassileva,
Z. Popova,
2013
.
Sylvia Vassileva,
J. Kelly,
Y. Amirkhanian,
2006,
BMJ : British Medical Journal.
J. Kelly,
Y. Amirkhanian,
E. Kabakchieva,
2002,
International journal of STD & AIDS.
Sylvia Vassileva,
J. Kelly,
Y. Amirkhanian,
2003,
AIDS education and prevention : official publication of the International Society for AIDS Education.
J. Kelly,
Y. Amirkhanian,
W. DiFranceisco,
2013,
Journal of Immigrant and Minority Health.
S. Boytcheva,
I. Koychev,
S. Vassileva,
2022
.
Svetla Boytcheva,
Boris Velichkov,
Boris Kraychev,
2021,
RANLP.
S. Boytcheva,
S. Vassileva,
Georgi Grazhdanski,
2023,
CLEF.