Rohovyy, Y. E., and O. I. Ariychuk. “Pathophysiological Analysis of the Renal Function by Cystatin C in the Formation of Renal Stones 0.6-1.0 Cm in Size in Conditions of Treatment With Apparatus Lithotriptor DUET MAGNA”. Journal of Education, Health and Sport, vol. 7, no. 6, June 2017, pp. 545-53, https://apcz.umk.pl/JEHS/article/view/4584.