@article{Neuenschwander1996,
	title = {Commutative infinitesimal triangular systems on Euclidean motion
	groups},
	author = {Daniel Neuenschwander},
	day = {30},
	journal = {Statistics \& Probability Letters},
	month = {Sep},
	number = {1},
	pages = {33--36},
	url = {http://www.sciencedirect.com/science/article/B6V1D-3VVCJGV-10/1/73eb7e5d3f4e490bf4ef418a8b1a177a},
	volume = {30},
	year = {1996},
	biburl = {http://www.bibsonomy.org/bibtex/22674cad2cc4f957a582b9782cd1ec014/smicha},
	keywords = {Triangular systems }
}