KarkuzashviliN. N., and KozubovskayaI. T. “Determination of Nonstationary Temperature Fields of an Infinite Plate at a Given Temperature of One Edge”. Ukrains’kyi Matematychnyi Zhurnal, Vol. 18, no. 2, Mar. 1966, pp. 138-41, https://umj.imath.kiev.ua/index.php/umj/article/view/8729.