Chaim, Aldemir. “A Pneumatic-Electrostatic Nozzle to Produce Droplets With High Level Charge”. Pesquisa Agropecuaria Brasileira 33, no. 4 (April 1, 1998): 463–470. Accessed July 6, 2026. https://apct.sede.embrapa.br/pab/article/view/4869.