@article{articlec60e507a,
title   = {On-the-go tropical soil sensing for pH determination using ion-selective electrodes},
author = {Silva, Fernanda Cristina de Souza and Molin, José Paulo},
year = {2018},
doi = {10.1590/s0100-204x2018001100001},
journal   = {Pesquisa Agropecuária Brasileira}
}