1. Locally Presentable and Accessible Categories;V~Adámek,1994
2. Fibrations and geometric realizations;Anderson;Bull. AMS,1978
3. Méthode Simpliciale en Algèbre Homologique et Algèbre Commutative;André,1967
4. Obstruction Theory on Homotopy Classification of Maps;Baues,1977
5. Combinatorial Homotopy and 4-Dimensional Complexes;Baues,1991