@ARTICLE{
author={Tamas Ivica,Svircev Zorica B,Andersson SGE},
year={2000},
title={Determinative value of a portion of the nifH sequence for the genera Nostoc and Anabaena (Cyanobacteria)},
journal={CURRENT MICROBIOLOGY},
volume={41},
number={3},
pages={197-200},
document_type={Article},
}