@misc{indiciaea16e369266e6, title = {Nonlinear dynamics, rectification, and phase locking for particles on symmetrical two-dimensional periodic substrates with dc and circular ac drives.}, author = {C Reichhardt and C J Olson Reichhardt and M B Hastings}, year = {2004}, doi = {10.1103/physreve.69.056115}, url = {https://pubmed.ncbi.nlm.nih.gov/15244891/}, note = {Source identifier: 15244891} }