Microorganism polysaccharides for purposeful change of immunochemical properties of immobilized enzymes and other bioregulatory proteinsVina, I.; Karsakevich, A.; Yalinska, A.; Arens, A.Biobalt'92 : Biotechnology in Estonia, Latvia and Lithuania : Tallinn, November 1992 : conference abstracts1992 / p. 58-59

Periodate oxidation of microbial polysaccharides for immobilization of medicinal enzymesVina, I.; Karsakevich, A.; Bekers, M.23rd Estonian Chemistry Days : abstracts of scientific conference1997 / p. 168

Production and some unusual properties of levan, a polymer of D-fructose from special Zymomonas mobilis strainKarsakevich, A.; Vina, I.; Gonta, S.; Linde, R.; Bekers, M.BIOBALT '96 : Biotechnology in Estonia, Latvia and Lithuania : International Workshop, 19-20 April, 1996, Tartu, Estonia : abstract book1996 / p. 21