Herrera, P. M. Greening up Local Taxes (an Environmental Approach to Municipal Taxation from a Spanish Perspective). In Challenges of Contemporary Tax Law: Jubilee Book Dedicated to Professor Włodzimierz Nykiel. Volume II; Kukulski, Z., Sęk, M., Eds.; Lodz University Press: Poland, 2024; pp. 183-190. https://doi.org/10.18778/8331-399-3.15.