@misc{indiciaece4892122021, title = {A tool for filtering information in complex systems.}, author = {M Tumminello and T Aste and T Di Matteo and R N Mantegna}, year = {2005}, doi = {10.1073/pnas.0500298102}, url = {https://pubmed.ncbi.nlm.nih.gov/16027373/}, note = {Source identifier: 16027373} }