Kovalev, Y.Y. Max Planck Institute for Radio Astronomy, Max Planck Society;
Pushkarev, A.B. Max Planck Institute for Radio Astronomy, Max Planck Society;
Savolainen, T. Max Planck Institute for Radio Astronomy, Max Planck Society;
Cohen, M., Aller, H., Aller, M., Hovatta, T., Kharb, P., Kovalev, Y., et al. (2018). Reversals in the Direction of Polarization Rotation in OJ 287. Astrophysical Journal, 862: 1, pp. 1. doi:10.3847/1538-4357/aacb31.