Dawidowicz, A., E. Zysk, and R. Źróbek. “A Methodological Evaluation of the Polish Land Administration System Using the Fit‑For‑Purpose Approach”. Geomatics and Environmental Engineering, vol. 14, no. 2, May 2020, pp. 31-47, doi:10.7494/geom.2020.14.2.31.