1.
Bondarenko VM, Stepochkina MV. $(\min, \max)$-equivalence of posets and nonnegative Tits forms. Ukr. Mat. Zhurn. [Internet]. 2008Sep.25 [cited 2024Apr.23];60(9):1157–1167. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/3234