Conditions for the effective development and protection of the resources of urban green infrastructureJacek Borowski, Beata Fortuna-Antoszkiewicz, Jan Łukaszkiewicz and Edyta Rosłon-SzeryńskaE3S Web Conf., 45 (2018) 00010DOI: https://doi.org/10.1051/e3sconf/20184500010