@incollection{Silva21,
author = {Mikael Souto Maior de Sousa and Rômulo Rodrigues da Silva},
title = {Double Pole Method in QCD Sum Rules for Vector Mesons},
booktitle = {Quantum Chromodynamic},
publisher = {IntechOpen},
address = {Rijeka},
year = {2021},
editor = {Zbigniew Piotr Szadkowski},
chapter = {5},
doi = {10.5772/intechopen.97421},
url = {https://doi.org/10.5772/intechopen.97421}
}