Kustanrika, I., W. Purwanto, M. Sofyan, Y. Sari, and A. Wahyuningtias. “Analysis of Productivity and Annual Cost of Casting Plates and Beams Using Concrete Pump and Columns With Concrete Bucket (Case Study of Residence Apartment Project)”. MOTIVECTION : Journal of Mechanical, Electrical and Industrial Engineering, Vol. 6, no. 3, Oct. 2024, pp. 249-58, doi:10.46574/motivection.v6i3.287.