Lokesh Aarikar, Harish Behaniya, Lokesh Zade, Kapil Gaikwad, Sahil Ajmani and Manjeet Kumar 2021. A Review on Design and Development of Agricultural Fertilizer Spraying Drone and Multitasking System. International Journal of Progressive Research in Science and Engineering . 2, 7 (Jul. 2021), 24–28.