BuldyginV. V., and Mel’nikV. M. “On the Levy-Baxter Theorems for Shot-Noise Fields. III”. Ukrains’kyi Matematychnyi Zhurnal, Vol. 51, no. 2, Feb. 1999, pp. 251–254, https://umj.imath.kiev.ua/index.php/umj/article/view/4604.