Prakash V. Ramanan. Pushdown Permuter Characterization Theorem. SIAM Journal on Computing, 13(1):167-169, 1984.
@article{Ramanan84,
title = {Pushdown Permuter Characterization Theorem},
author = {Prakash V. Ramanan},
year = {1984},
researchr = {https://researchr.org/publication/Ramanan84},
cites = {0},
citedby = {0},
journal = {SIAM Journal on Computing},
volume = {13},
number = {1},
pages = {167-169},
}