J.  Wuyts, De Rijk, P., Van de Peer, Y., Winkelmans, T., and De Wachter, R., ?The European large subunit ribosomal RNA database?, Nucleic Acids Research, vol. 29, pp. 175-177, 2001.

B.  Michot and Bachellerie, J. - P., ?Comparisons of large subunit rRNAs reveal some eukaryote-specific elements of secondary structure?, Biochimie, vol. 69, pp. 11-23, 1987.

B.  Michot, Hassouna, N., and Bachellerie, J. - P., ?Secondary structure of mouse 28S rRNA and general model for the folding of the large rRNA in eukaryotes?, Nucleic Acids Research, vol. 12, pp. 4259-4279, 1984.

M. T.  Dixon and Hillis, D. M., ?Ribosomal RNA secondary structure: compensatory mutations and implications for phylogenetic analysis?, Molecular Biology and Evolution, vol. 10, pp. 256-267, 1993.

N. B.  Chilton, Huby-Chilton, F., and Gasser, R. B., ?First complete large subunit ribosomal RNA sequence and secondary structure for a parasitic nematode" phylogenetic and diagnostic implications?, Molecular and Cellular Probes, vol. 17, pp. 33-39, 2003.