TY  - BOOK
AU  - Amavis, R (Ed.)
AU  - Smeets, J (Ed.)
TI  - Principles and methods for determining ecological criteria on hyderobiocenoses
PY  - 1976///
CY  - Oxford:     
PB  - Pergamon Press,  
KW  - Science
KW  - Microbiology
ER  -