@article{Authenticus:P-00X-RD2,
title = {{Produto escalar}},
author = {JN Tavares and  Geraldo},
doi = {10.24927/rce2019.039},
journal = {Revista de Ciência Elementar},
number = {2},
publisher = {Iceta},
type = {Article},
volume = {7},
year = {2019}
}