@article{Voß2017,
author = {Voß, Herbert},
year = {2017},
language = {eng},
copyright = {http://www.tug.org/TUGboat/tubperm.html},
title = {The current state of the PSTricks project},
issn = {0896-3207},
url = "http://dx.doi.org/10.17169/refubium-25008",
}