1. Conflict, arousal and curiosity;Berlyne,1960
2. On the development of the functions of analyzers in infants and some animals at the early stage of ontogenesis;Bronshtein,1958
3. A semiautomatic procedure for measuring changes in position;Haith;Journal of Experimental Child Psychology,1966
4. Response of the human infants to level of complexity of intermittent visual movement;Haith;Journal of Experimental Child Psychology,1969
5. Human infancy: A bibliography and guide;Kessen,1970