@base . a ; . a . , ; "Proceedings of the Estonian Academy of Sciences." ; ; ; ; ; ; ; "Proceedings of the Estonian Academy of Sciences." , "Proceedings of the Estonian Academy of Sciences. Biology. Ecology (Online)" ; ; "http://www.digar.ee/id/nlib-digar:12151" , "http://books.google.ee/books?id=aXu6mzqRE8AC&redir_esc=y" , "https://kirj.ee/proceedings-of-the-estonian-academy-of-sciences-biology-ecology-publications/?filter[year]=2006&filter[issue]=576&v=a57b8491d1d8" , "http://www.eap.ee/public/va_%20bo/con_u_bio.htm" . . "Estonia" . a , ; "Proceedings of the Estonian Academy of Sciences. Biology. Ecology (Online)" . a ; "1406-0914" ; . a ; "20230526075738.370529"^^ ; ; .