%0 Journal Article %T An update on the use of unconventional substrates for biosurfactant production and their new applications %A Makkar, %A Cameotra, %J Applied Microbiology and Biotechnology %V 58 %N 4 %P 428-434 %@ 0175-7598 %D 2002-03-26 %I Springer-Verlag %~ DeepDyve