TY  - RPRT
TI  - Procrastination by pigeons: preference for larger, more delayed work requirements.
AU  - J E Mazur
PY  - 1996
DO  - 10.1901/jeab.1996.65-159
UR  - https://pubmed.ncbi.nlm.nih.gov/8583195/
ID  - 8583195
ER  -