@article{Authenticus:P-000-FY3,
title = {{A note on pure and p-pure languages}},
author = {PV Silva},
doi = {10.1007/s00236-003-0107-x},
journal = {Acta Informatica},
number = {8},
pages = {579-595},
publisher = {Springer-verlag},
type = {Article},
volume = {39},
year = {2003}
}