SpringerLink (Online service), Peters, J. F., Skowron, A., Chan, C., Grzymala-Busse, J. W., & Ziarko, W. P. (2011). Transactions on rough sets XIII. Springer Berlin Heidelberg.
Cita Chicago (17th ed.)SpringerLink (Online service), James F. Peters, Andrzej Skowron, Chien-Chung Chan, Jerzy W. Grzymala-Busse, i Wojciech P. Ziarko. Transactions on Rough Sets XIII. Berlin, Heidelberg: Springer Berlin Heidelberg, 2011.
Cita MLA (9th ed.)SpringerLink (Online service), et al. Transactions on Rough Sets XIII. Springer Berlin Heidelberg, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.