@misc{indiciae463ed9f30453, title = {Characterizing direction of coupling from experimental observations.}, author = {Boris Bezruchko and Vladimir Ponomarenko and Michael G Rosenblum and Arkady S Pikovsky}, year = {2003}, doi = {10.1063/1.1518425}, url = {https://pubmed.ncbi.nlm.nih.gov/12675424/}, note = {Source identifier: 12675424} }