TY  - RPRT
TI  - [Monitoring current progress--an important stimulus for independent work by students].
AU  - V P Ivanov
AU  - M A Nikol'skiĭ
AU  - M G Divakov
PY  - 1987
UR  - https://pubmed.ncbi.nlm.nih.gov/3603135/
ID  - 3603135
ER  -