TY  - RPRT
TI  - Hayes Martin Lecture. Do things really change?
AU  - G A Sisson
PY  - 1989
DO  - 10.1016/0002-9610(89)90116-5
UR  - https://pubmed.ncbi.nlm.nih.gov/2679174/
ID  - 2679174
ER  -