Khoirina, N and Nugraheni, A F and Alfian, A A and Rengga, W D P (2022) Preparation and characterization of activated carbon derived from the bovine bone doped urea as an electrode material. IOP Conference Series: Earth and Environmental Science, 969 (1). 012040. ISSN 1755-1307

Arief, U M and Subiyanto, S and Andrasto, T and Sukamta, S and Sulistyawan, V N and Sarwono, E and Alfian, A A and Wicaksono, P and Amelia, P N and Putra, A D H (2021) Design of hexacopter UAV system for disinfectant spraying. IOP Conference Series: Earth and Environmental Science, 700 (1). 012023. ISSN 1755-1307

Andrasto, T and Arief, U M and Subiyanto, Subiyanto and Sukamta, S and Sulistyawan, V N and Sarwono, E and Alfian, A A and Wicaksono, P and Amelia, P N and Putra, A D H (2021) The effectiveness of disinfectant spraying based on drone technology. IOP Conference Series: Earth and Environmental Science, 700 (1). 012012. ISSN 1755-1307