@incollection{Muntean12, author = {Mihaela I. Muntean}, title = {Some Collaborative Systems Approaches in Knowledge-Based Environments}, booktitle = {New Research on Knowledge Management Models and Methods}, publisher = {IntechOpen}, address = {Rijeka}, year = {2012}, editor = {Huei-Tse Hou}, chapter = {18}, doi = {10.5772/32189}, url = {https://doi.org/10.5772/32189} }