@article{TUW-102986, author = {B{\"o}lcskei, Helmut and Hlawatsch, Franz and Feichtinger, H.G.}, title = {Frame-theoretic analysis of oversampled filter banks}, journal = {IEEE Transactions on Signal Processing}, year = {1998}, volume = {vol. 46}, number = {no. 12}, pages = {3256--3268}, url = {http://publik.tuwien.ac.at/files/pub-et_3220.pdf} }