Cite
[Proterozoic history and present state of cyanobacteria].
MLA
Sergeev, V. N., et al. “[Proterozoic History and Present State of Cyanobacteria].” Mikrobiologiia, vol. 71, no. 6, Nov. 2002, pp. 725–40. EBSCOhost, widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=cmedm&AN=12526193&authtype=sso&custid=ns315887.
APA
Sergeev, V. N., Gerasimenko, L. M., & Zavarzin, G. A. (2002). [Proterozoic history and present state of cyanobacteria]. Mikrobiologiia, 71(6), 725–740.
Chicago
Sergeev, V N, L M Gerasimenko, and G A Zavarzin. 2002. “[Proterozoic History and Present State of Cyanobacteria].” Mikrobiologiia 71 (6): 725–40. http://widgets.ebscohost.com/prod/customlink/proxify/proxify.php?count=1&encode=0&proxy=&find_1=&replace_1=&target=https://search.ebscohost.com/login.aspx?direct=true&site=eds-live&scope=site&db=cmedm&AN=12526193&authtype=sso&custid=ns315887.