The following publications are possibly variants of this publication:
- The Ribosomal Database Project (RDP)Bonnie L. Maidak, Gary J. Olsen, Niels Larsen, Ross A. Overbeek, Michael J. McCaughey, Carl R. Woese. nar, 24(1):82-85, 1996.
- The RDP (Ribosomal Database Project)Bonnie L. Maidak, Gary J. Olsen, Niels Larsen, Ross A. Overbeek, Michael J. McCaughey, Carl R. Woese. nar, 25(1):109-111, 1997.
- The RDP-II (Ribosomal Database Project)Bonnie L. Maidak, James R. Cole, Timothy G. Lilburn, Charles T. Parker Jr., Paul Saxman, Ryan J. Farris, George M. Garrity, Gary J. Olsen, Thomas M. Schmidt, James M. Tiedje. nar, 29(1):173-174, 2001.
- The RDP (Ribosomal Database Project) continuesBonnie L. Maidak, James R. Cole, Timothy G. Lilburn, Charles T. Parker Jr., Paul Saxman, Jason M. Stredwick, George M. Garrity, Bing Li, Gary J. Olsen, Sakti Pramanik, Thomas M. Schmidt, James M. Tiedje. nar, 28(1):173-174, 2000.
- A new version of the RDP (Ribosomal Database Project)Bonnie L. Maidak, James R. Cole, Charles T. Parker Jr., George M. Garrity, Niels Larsen, Bing Li, Timothy G. Lilburn, Michael J. McCaughey, Gary J. Olsen, Ross A. Overbeek, Sakti Pramanik, Thomas M. Schmidt, James M. Tiedje, Carl R. Woese. nar, 27(1):171-173, 1999.
- The Ribosomal Database Project: improved alignments and new tools for rRNA analysisJames R. Cole, Q. Wang, E. Cardenas, J. Fish, B. Chai, Ryan J. Farris, A. S. Kulam-Syed-Mohideen, D. M. McGarrell, Terry L. Marsh, George M. Garrity, James M. Tiedje. nar, 37(Database-Issue):141-145, 2009. [doi]
- The Ribosomal Database Project (RDP-II): previewing a new autoaligner that allows regular updates and the new prokaryotic taxonomyJames R. Cole, B. Chai, Terry L. Marsh, Ryan J. Farris, Q. Wang, S. A. Kulam, S. Chandra, D. M. McGarrell, Thomas M. Schmidt, George M. Garrity, James M. Tiedje. nar, 31(1):442-443, 2003.