TY  - RPRT
TI  - Marking multiple-choice questions.
AU  - M D Buckley-Sharp
AU  - F T Harris
PY  - 1969
DO  - 10.1016/s0140-6736(69)91222-7
UR  - https://pubmed.ncbi.nlm.nih.gov/4178447/
ID  - 4178447
ER  -