@article{ref1,
title="Importance of toys in the development of young children",
journal="Revista da Escola de Enfermagem da U S P",
year="1967",
author="Velloso, N. de A.",
volume="1",
number="1",
pages="89-98",
abstract="<p>[Abstract unavailable]</p><p>Language: pt</p>",
language="pt",
issn="0080-6234",
doi="",
url="http://dx.doi.org/"
}