?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Sani%2C+R+K&rft.aulast=Sani&rft.aufirst=R+K&rft.issue=4&rft.volume=44&rft.date=1999&rft.issn=0015-5632&rft.atitle=Characterization+and+some+reaction-engineering+aspects+of+thermostable+extracellular+beta-galactosidase+from+a+new+Bacillus+species.&rft.title=Folia+microbiologica&rft.pages=367-71&rft.genre=article