●   Spencer DL,Kurth KT,Menon SA,VanDyk T,Minion FC (2002). Cloning and analysis of the gene for a major surface antigen of Mycoplasma gallisepticum. Avian Dis. 46, 816-25.
●   Gupta RS,Sawnani S,Adeolu M,Alnajar S,Oren A (2018). Phylogenetic framework for the phylum Tenericutes based on genome sequence data: proposal for the creation of a new order Mycoplasmoidales ord. nov., containing two new families Mycoplasmoidaceae fam. nov. and Metamycoplasmataceae fam. nov. harbouring Eperythrozoon, Ureaplasma and five novel genera. Antonie Van Leeuwenhoek 111, 1583-1630.
●   Jordan FTW,Erno H,Cottew GS,Hinz KH,Stipkovits L (1982). Characterization and taxonomic description of five mycoplasma serovars (serotypes) of avian origin and their elevation to species rank and further evaluation of the taxonomic status of Mycoplasma synoviae. Int. J. Syst. Bacteriol. 32, 108-115.