● Santoro AE,Dupont CL,Richter RA,Craig MT,Carini P,McIlvin MR,Yang Y,Orsi WD,Moran DM,Saito MA (2015). Genomic and proteomic characterization of "Candidatus Nitrosopelagicus brevis": an ammonia-oxidizing archaeon from the open ocean. Proc. Natl. Acad. Sci. U.S.A.112, 1173-8.