Toner, John Max Planck Institute for the Physics of Complex Systems, Max Planck Society;
https://journals.aps.org/prfluids/abstract/10.1103/PhysRevFluids.2.104201 (Publisher version)
Green, R., Toner, J., & Vitelli, V. (2017). Geometry of thresholdless active flow in nematic microfluidics. Physical Review Fluids, 2(10): 104201. doi:10.1103/PhysRevFluids.2.104201.