@article{TUW-110051, author = {Hlawatsch, Franz and Kozek, Werner}, title = {Second-order time-frequency synthesis of nonstationary random processes}, journal = {IEEE Transactions on Information Theory}, year = {1995}, volume = {vol. 41}, number = {no. 1}, pages = {255--267}, url = {http://publik.tuwien.ac.at/files/pub-et_10961.pdf} }