Shoumakova N. B. :
Inquisitive activity in the form of questions in different age periods
86'1 p.53
Palagina N. N. :
The development of child's imagination in Russian traditional folks pedagogics
89'6 p.69
Sapogova Ye. Ye. :
Coordination of the whole and the parts as one of possible imagination's mechanisms
90'6 p.45
Polivanova K. N. :
Periodization of child development: An interpretation
04'1 p.110