TY  - GEN
AU  - Ivanova,N A
AU  - Zenchenko,G I
AU  - Fedulova,N A
TI  - [Variations occurring in the mental working capacity of young schoolchildren during the school year]
SN  - 0016-9900
PY  - 1982///0420
KW  - Achievement
KW  - Age Factors
KW  - Child
KW  - Humans
KW  - Learning
KW  - physiology
N1  - Publication Type: Journal Article
ER  -