Ostrovska, O., and I. I. Yuryk. “Unitary Representations of Poincaré Group ${\mathrm{P}(1,n)}$ in ${\mathrm{SO}(1,n)}$-Basis”. Methods of Functional Analysis and Topology 27, no. 3 (September 25, 2021): 258–276. Accessed December 15, 2025. https://zen.imath.kiev.ua/index.php/mfat/article/view/801.