Piątkowski, Grzegorz, and Zenon Waszczyszyn. “Identification Problems of Recurrent Cascade Neural Network Application in Predicting an Additional Mass Location”. Computer Assisted Methods in Engineering and Science, vol. 18, no. 3, Jan. 2017, pp. 217–228, https://cames3.ippt.pan.pl/index.php/cames/article/view/116.