TY  - RPRT
TI  - A test of some assumptions underlying programmed instruction.
AU  - P I Jacobs
AU  - S Kulkarni
PY  - 1966
DO  - 10.2466/pr0.1966.18.1.103
UR  - https://pubmed.ncbi.nlm.nih.gov/5908468/
ID  - 5908468
ER  -