Papers and Preprints:
P. Kostas, C. Psaroudakis: "Injective generation for graded rings", Journal of Pure and Applied Algebra, Vol. 229, Issue 7 (2025), 107960, (publication, arXiv).
P. Kostas: "Cleft extensions of rings and singularity categories", Journal of Algebra, Vol. 685 (2026) 160-224, (publication, arXiv).