TY  - RPRT
TI  - Some difficulties in analytical theory and practice.
AU  - T A ROSS
PY  - 1962
DO  - 10.1111/j.2044-8341.1962.tb00504.x
UR  - https://pubmed.ncbi.nlm.nih.gov/14494212/
ID  - 14494212
ER  -