@article{TUW-110082, author = {Hlawatsch, Franz and Kozek, Werner}, title = {The Wigner distribution of a linear signal space}, journal = {IEEE Transactions on Signal Processing}, year = {1993}, volume = {vol. 41}, number = {no. 3}, pages = {1248--1258}, url = {http://publik.tuwien.ac.at/files/pub-et_10992.pdf} }