Reference

Search for REF=[4111].
4111
Trevisanato, S. I., Larsen, N., Segerer, A. H., Stetter, K. O. and Garrett, R. A.
Phylogenetic analysis of the archaeal order of Sulfolobales based on sequences of 23S rRNA genes and 16S/23S rDNA spacers.
Syst. Appl. Microbiol. 19: 61-65, 1996.
DOI: 10.1016/S0723-2020(96)80010-5.