Ukrainian Задача Турана про цегельний завод Cited by user Lxlalexlxl on 12 Jul 2022 [[Файл:Zarankiewicz_K4,7.svg|міні| Оптимальне розташування для графа.
English Binary tree Cited by user 202.134.191.251 on 12 Sep 2018 In computer science, a binary tree is a tree data structure in which each node has at most two children, which are referred to as the ' and the '.