Scaloppi, E. J., Colombo, A. and Gil, O. de F. (2014) “Performance of a rotating impact-driven sprinkler with tapered and ring nozzle”, Pesquisa Agropecuaria Brasileira, 20(9), pp. 1077–1084. doi: 10.1590/S1678-3921.pab1985.v20.16217.