Prevention of HIV and sexually transmitted diseases in high risk social networks of young Roma (Gypsy) men in Bulgaria: randomised controlled trial von Kelly, Jeffrey A, Amirkhanian, Yuri A, Kabakchieva, Elena, Vassileva, Sylvia, Vassilev, Boyan, McAuliffe, Timothy L, DiFranceisco, Wayne J, Antonova, Radostina, Petrova, Elena, Khoursine, Roman A, Dimitrov, Borislav

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High-Risk Sexual Behavior, HIV/STD Prevalence, and Risk Predictors in the Social Networks of Young Roma (Gypsy) Men in Bulgaria von Amirkhanian, Yuri A., Kelly, Jeffrey A., Kabakchieva, Elena, Antonova, Radostina, Vassileva, Sylvia, DiFranceisco, Wayne J., McAuliffe, Timothy L., Vassilev, Boyan, Petrova, Elena, Khoursine, Roman A.

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HIV Risk Behavior Patterns, Predictors, and Sexually Transmitted Disease Prevalence in the Social Networks of Young Roma (Gypsy) Men in Sofia, Bulgaria von KABAKCHIEVA, ELENA, VASSILEVA, SYLVIA, KELLY, JEFFREY A., AMIRKHANIAN, YURI A., DIFRANCEISCO, WAYNE J., MCAULIFFE, TIMOTHY L., ANTONOVA, RADOSTINA, MIHAYLOVA, MILENA, VASSILEV, BOYAN, KHOURSINE, ROMAN, PETROVA, ELENA

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Synthesis of 4-Aminocoumarin Derivatives with N-Substitutents Containing Hydroxy or Amino Groups von Ivanov, Ivo C., Angelova, Violina T., Vassilev, Nikolay, Tiritiris, Ioannis, Iliev, Boyan

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Estimating the Minimum of a Function over the Efficient Set of a MOLP Problem - Some Experiments von Metev, Boyan, Vassilev, Vassil

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A Method for Nadir Point Estimation in MOLP Problems von Metev, Boyan, Vassilev, Vassil

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Ехо от младежкия конкурс за есе „Философстването – съзерцание и съпричастие von Vassilev, Petar, Kolev, Boyan

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METHOD FOR IDENTIFICATION OF SATELLITES ARRANGED ON GEO ORBIT von DIMITROV, MILEN, ALEXANDROV, MISHEV, DIMITAR, RAYKOV, KRATCHUNOV, NIKOLAY, VASSILEV, YAKIMOV, BOYAN, TZVYATKOV, KRASTEV, TODOR, GEORGIEV

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METHOD FOR IDENTIFICATION OF SATELLITES ARRANGED ON GEO ORBIT von DIMITROV, MILEN, ALEXANDROV, MISHEV, DIMITAR, RAYKOV, KRATCHUNOV, NIKOLAY, VASSILEV, YAKIMOV, BOYAN, TZVYATKOV, KRASTEV, TODOR, GEORGIEV

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