1. Theory of Retracts;Borsuk,1967
2. Sur les sous-espaces des complexes simpliciaux;Cauty;Bull. Soc. Math. France,1972
3. Homotopy extension theorems;Dowker,1956
4. Homological dimension theory;Dranishnikov;Russian Math. Surveys,1988
5. Extension theory of separable metrizable spaces with applications to dimension theory;Dranishnikov,1995