TY  - BOOK
AU  - Christiansen F B
AU  -  Fenchel T M
TI  - Theories of populations in biological communities
T2  - Ecological studies: analysis and synthesis
U1  - G:56:(B28), L7 
PY  - 1977///
CY  - Berlin
PB  - Springer-Verlag         
KW  -  Cells
KW  - Biology
ER  -