1. Center Pivot Design;Allen,2000
2. Justribó, A., Palacín, J., Zanuy, C., Arnó, J., 2002. Device for applying agrochemicals that can be installed on a mobile structure. European Patent Application EP1410711A1.
3. Computer control system for spatially varied water and chemical application studies with continuous-move irrigation systems;King;Comput. Electron. Agric.,1999
4. Assessment of intermittent control of liquid flow for spray applications using fan nozzles and mist sprinklers;Solanelles,2002
5. Center pivot irrigation attached sprayer;Sumner;Appl. Eng. Agric.,1997