TY  - RPRT
TI  - Temporary vs. permanent migration: a decision theoretical approach.
AU  - S Berninghaus
AU  - H G Seifert-vogt
PY  - 1988
DO  - 10.1007/bf00161478
UR  - https://pubmed.ncbi.nlm.nih.gov/12315989/
ID  - 12315989
ER  -