Multiplication by harmonic representations of distributions, introduced by Li Banghe, is an extension of a certain product by radial (rotationally symmetric) mollifiers and therefore a strict extension of the Kami'{n}ski and Colombeau product.
@article{119008, author = {Volker Boie}, title = {Multiplication of distributions}, journal = {Commentationes Mathematicae Universitatis Carolinae}, volume = {39}, year = {1998}, pages = {309-321}, zbl = {0937.46031}, mrnumber = {1651955}, language = {en}, url = {http://dml.mathdoc.fr/item/119008} }
Boie, Volker. Multiplication of distributions. Commentationes Mathematicae Universitatis Carolinae, Tome 39 (1998) pp. 309-321. http://gdmltest.u-ga.fr/item/119008/
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