Application of low-cost sensors in stationary and mobile nodes for urban air quality index monitoring, Penza, Michele, Pfister Valerio, Suriano Domenico, Dipinto Sebastiano, Prato Mario, and Cassano Gennaro , CSAC 2023 - The 2nd International Electronic Conference on Chemical Sensors and Analytical Chemistry, 09/2023, Volume Eng. Proc. 2023, 48(1), 62, (2023)