Name | Info | Provider | Link |
---|---|---|---|
free resource | Scientific Electronic Library Online | https://www.scielo.br/scielo.php?script=sci_arttext&pid=S0066-782X2000000700004&lng=en&nrm=iso&tlng=en | |
Full text from | free resource | CORE | https://core.ac.uk/reader/37704352?utm_source=linkout |