Roman Podraza, Piotr Ryszkowski, Wojciech Podraza. +. Annales UMCS, Informatica, 2(1):163-172, 2004.
@article{PodrazaRP04, title = {+}, author = {Roman Podraza and Piotr Ryszkowski and Wojciech Podraza}, year = {2004}, researchr = {https://researchr.org/publication/PodrazaRP04}, cites = {0}, citedby = {0}, journal = {Annales UMCS, Informatica}, volume = {2}, number = {1}, pages = {163-172}, }