Oscar H. Ibarra, Tao Jiang, Nicholas Q. Trân, Hui Wang. On the Equivalence of Two-Way Pushdown Automata and Counter Machines Over Bounded Languages. Int. J. Found. Comput. Sci., 4(2):135-146, 1993.
@article{IbarraJTW93, title = {On the Equivalence of Two-Way Pushdown Automata and Counter Machines Over Bounded Languages}, author = {Oscar H. Ibarra and Tao Jiang and Nicholas Q. Trân and Hui Wang}, year = {1993}, researchr = {https://researchr.org/publication/IbarraJTW93}, cites = {0}, citedby = {0}, journal = {Int. J. Found. Comput. Sci.}, volume = {4}, number = {2}, pages = {135-146}, }