Nerat A, Strnad D, Zupančič E, Žalik B. Extended algorithm to construct a quadtree from Freeman chain code in four directions. Image Anal Stereol [Internet]. 2019 Dec. 13 [cited 2024 Nov. 23];38(3):227-35. Available from: https://ias-iss.org/ojs/IAS/article/view/2095