1. Containers: constructing strictly positive types;Abbott;Theor. Comput. Sci.,2005
2. Locally Presentable and Accessible Categories;Adámek,1994
3. Monads need not be endofunctors;Altenkirch,2010
4. Natural Models of Homotopy Type Theory;Awodey,2018
5. Lambda calculi with types;Barendregt,1992