[1]Stanoeva,Elena;Varbanov,Sabi;Alexieva,Vera;Sergiev,Iskren;Vasileva,Vesselina;Rashkova,Marieta;Georgieva,Angelina[Phosphorus,SulfurandSiliconandtheRelatedElements,2000,vol.165,p.117-133]
[1]Stanoeva,Elena;Varbanov,Sabi;Alexieva,Vera;Sergiev,Iskren;Vasileva,Vesselina;Rashkova,Marieta;Georgieva,Angelina[Phosphorus,SulfurandSiliconandtheRelatedElements,2000,vol.165,p.117-133]
[1]Stanoeva,Elena;Varbanov,Sabi;Alexieva,Vera;Sergiev,Iskren;Vasileva,Vesselina;Rashkova,Marieta;Georgieva,Angelina[Phosphorus,SulfurandSiliconandtheRelatedElements,2000,vol.165,p.117-133]
[1]Stanoeva,Elena;Varbanov,Sabi;Alexieva,Vera;Sergiev,Iskren;Vasileva,Vesselina;Rashkova,Marieta;Georgieva,Angelina[Phosphorus,SulfurandSiliconandtheRelatedElements,2000,vol.165,p.117-133]