Lars R. Knudsen, Matthew J. B. Robshaw. Non-Linear Approximations in Linear Cryptoanalysis. In EUROCRYPT. pages 224-236, 1996. [doi]
@inproceedings{KnudsenR96, title = {Non-Linear Approximations in Linear Cryptoanalysis}, author = {Lars R. Knudsen and Matthew J. B. Robshaw}, year = {1996}, url = {http://link.springer.de/link/service/series/0558/bibs/1070/10700224.htm}, researchr = {https://researchr.org/publication/KnudsenR96}, cites = {0}, citedby = {0}, pages = {224-236}, booktitle = {EUROCRYPT}, }