Permutations with small maximal k-consecutive sums. - Akihiro Higashitani; Kazuki Kurimoto (Discret. Math., 2019)

Feedback game on 3-chromatic Eulerian triangulations of surfaces. - Akihiro Higashitani; Kazuki Kurimoto; Naoki Matsumoto (Discret. Appl. Math., 2024)