TY  - RPRT
TI  - THE MATHEMATICAL THOUGHT PROCESS WITH REFERENCE TO A SINGLE CASE.
AU  - J C SYM
PY  - 1965
DO  - 10.1111/j.2044-8341.1965.tb00535.x
UR  - https://pubmed.ncbi.nlm.nih.gov/14346092/
ID  - 14346092
ER  -