Fujita, Takaaki, and Ajoy Kanti Das. “Alpha-Cut Fuzzy Tree Parameters: Width, Length, Depth, Breadth, and Connections to Fuzzy Decision Trees”. Fuzzy Analytics Spectrum, vol. 1, no. 1, Oct. 2026, pp. 51-69, https://fas.journal-publishing.org/index.php/fas/article/view/35.