Extrachromosomal circular ribosomal DNA in the yeast Saccharomyces carlsbergensis. - J. H. Meyerink; J. Klootwijk; R. Planta; A. van der Ende; E. F. van Bruggen (Nucleic Acids Res., 1979)

delta rho-Web, an online tool to assess composition similarity of individual nucleic acid sequences. - M. W. J. van Passel; Angela C. M. Luyf; Antoine H. C. van Kampen; Aldert Bart; A. van der Ende (Bioinform., 2005)