Djatmiko, Eko Budi, et al. “ Experimental & Numerical Studies of Vertical Motion Acceleration Analysis in Helideck on a Catamaran Floating Crane”. International Journal of Offshore and Coastal Engineering, vol. 5, no. 1, Nov. 2024, pp. 23-28, https://journal.its.ac.id/index.php/ijoce/article/view/2291.