Reconfigurable Intelligent Surfaces: A signal processing perspective with wireless applications
E. Bjornson, H. Wymeersch, B. Matthiesen, P. Popovski, L. Sanguinetti, E. de Carvalho, IEEE Signal Processing Magazine 39 (2022) 135–158.

Acoustic Microphone Geometry Calibration: An overview and experimental evaluation of state-of-the-art algorithms
A. Plinge, F. Jacob, R. Haeb-Umbach, G.A. Fink, IEEE Signal Processing Magazine 33 (2016) 14–29.