PT Chapter AU Walter, V Syldatk, C Hausmann, R TI Screening Concepts for the Isolation of Biosurfactant Producing Microorganisms BT Biosurfactants, Section I., Ed.: R. Sen PY 2010 BP 1 EP 13 VL 672 DI 10.1007/978-1-4419-5979-9_1 LA english ER