Ryo Kato. Retract problem and a subset admitting complete Boolean algebra structure of monoidally distributive posets. to appear in Mathematical Journal of Okayama University. 2026
Ryo Kato. An analogue of the dichotomy conjecture on monoidally distributive posets. to appear in Publications of Research Institute for Mathematical Sciences. 2025
Ryo Kato, You-na Kawamoto, Hiroki Okajima, Katsumi Shimomura. Generalized Moore spectra and Hopkins' Picard groups for a smaller chromatic level. Advanced Studies: Euro-Tbilisi Mathematical Journal. 2024. 17. 2. 91-109
Ryo Kato. Retract conjecture on a sublattice of monoidal posets. Proceedings of the American Mathematical Society. 2023. 151. 3157-3167
Ryo Kato. E(2)-local Picard graded beta elements at the prime three. Mathematical Journal of Okayama University. 2023. 65. 23-34