Reviewed:

<bibtex>
    @MISC{ R-HSA-168302.5,
           author          = {Squires, B, Rush, MG},
           title           = {Budding},
           crossref        = {Reactome:R-HSA-168302.5},
           howpublished    = {\url{http://www.reactome.org/PathwayBrowser/#R-HSA-168302.5}},
           note            = {Reactome Pathway Knowledgebase, http://www.reactome.org/},
           month           = {April},
           year            = {2007},
           }
</bibtex>