Rafal Gruszczynski, Andrzej Pietruszczak. Pieri s Structures. Fundamenta Informaticae, 81(1-3):139-154, 2007. [doi]
@article{GruszczynskiP07, title = {Pieri s Structures}, author = {Rafal Gruszczynski and Andrzej Pietruszczak}, year = {2007}, url = {http://iospress.metapress.com/content/p582437821u67g14/}, researchr = {https://researchr.org/publication/GruszczynskiP07}, cites = {0}, citedby = {0}, journal = {Fundamenta Informaticae}, volume = {81}, number = {1-3}, pages = {139-154}, }