Rocío Santo-Tomás Muro, Eva J. Rodríguez Romero, and Carlota Sáenz de Tejada Granados. “Perceptual Analysis of the Urban Green Infrastructure in Madrid Using NVIVO Software”. New Trends in Qualitative Research, vol. 9, July 2021, pp. 344-5, doi:10.36367/ntqr.9.2021.344-354.