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1. Homotopy classification of ▫$PD_4$▫-complexes relative an order relation Friedrich Hegenbarth, Mehmetcik Pamuk, Dušan Repovš, 2015, original scientific article Keywords: minimal ▫$PD_4$▫-complex, order relation, symmetric L-group |
2. ▫$s$▫-Cobordism classification of 4-manifolds through the group of homotopy self-equivalences Friedrich Hegenbarth, Mehmetcik Pamuk, Dušan Repovš, 2015, original scientific article Keywords: s-cobordism, 4-manifold, cohomological dimension, homotopy self-equivalence |