Ecology and Environmentабв
Eighth Student Scientific Conference "Ecology and Environment"
Seventh Student Scientific Conference "Ecology and Environment"
Sixth Student Scientific Conference "Ecology and Environment"
Fifth Student Scientific Conference “Ecology and Environment”
Fourth Student Scientific Conference „Ecology and Environment“
Third Student Scientific Conference "Ecology and Environment"
Second Student Scientific conference "Ecology and Environment"
Първа студентска научна конференция "Екология и околна среда"