Parmar, Khinal, and V. R. Lakshmi Gorty. “Quaternion Stieltjes Transform and Quaternion Laplace-Stieltjes Transform”. Communications in Mathematics and Applications 12, no. 3 (September 30, 2021): 633–643. Accessed November 22, 2024. http://rgnpublications.com/journals/index.php/cma/article/view/1532.