Kalyuzhnaya, M. G., Lapidus, A., Ivanova, N., Copeland, A. C., McHardy, A., Szeto, E., Salamov, A., Grigoriev, I. V., Suciu, D., Levine, S. R., Markowitz, V. M., Rigoutsos, I., Tringe, S. G., Bruce, D. C., Richardson, P. M., Lidstrom, M. E., & Chistoserdova, L. (2008). High-resolution Metagenomics Targets Specific Functional Types in Complex Microbial Communities. Nature Biotechnology, 26(9), 1029-1034. doi:10.1038/nbt.1488.