Javier Mendoza Montoya José Chilo RealTime Wireless Monitoring System of CO2 and CH4 in Juliaca-Perú. 464-467 2019 IDAACS https://doi.org/10.1109/IDAACS.2019.8924332 conf/idaacs/2019 db/conf/idaacs/idaacs2019.html#MontoyaC19