The paper Efficient Emission Outcoupling from Perovskite Lasers into Highly Directional and Long-Propagation-Length Bloch Surface Waves written by Kirill R. Safronov, Anna A. Popkova, Daria I. Markina, Anatoly P. Pushkarev, Sergey V. Makarov, Vladimir O. Bessonov, and Andrey A. Fedyanin has been published in Laser & Photonics Reviews.