Gachon, C M M, Heesch, S, Küpper, F C, Achilles-Day, U E M, Brennan, D, Campbell, C N, Clarke, A, Dorrell, R G, Field, J, Gontarek, S, Rad Menendez, C, Saxon, R J, Veszelovszki, A, Guiry, M D, Gharbi, K, Blaxter, M & Day, J G 2013, ' The CCAP knowledgebase : Linking protistan and cyanobacterial biological resources with taxonomic and molecular data ', Systematics and Biodiversity, vol. 11, no. 4, pp. 407-413 . https://doi.org/10.1080/14772000.2013.859641