1. [1] Adámek, Jiří; Rosický, Jiří Locally presentable and accessible categories, London Mathematical Society Lecture Note Series, 189, Cambridge University Press, Cambridge, 1994, xiv+316 pages
2. Internal categories and quantum groups;['Aguiar, Marcelo'];Cornell Univ. Ph.D. Thesis,1997
3. Silting objects;['Angeleri Hügel, Lidia'];Bull. Lond. Math. Soc.,2019
4. [4] Arnautov, V. I.; Glavatsky, S. T.; Mikhalev, A. V. Introduction to the theory of topological rings and modules, Monographs and Textbooks in Pure and Applied Mathematics, 197, Marcel Dekker, Inc., New York, 1996, vi+502 pages
5. Coequalizers and free triples;['Barr, Michael'];Math. Z.,1970