TY - JOUR AU - Ghiggini, Paolo TI - Tight contact structures on Seifert manifolds over T2 with one singular fibre JO - Algebraic and Geometric Topology PY - 2005 SP - 785 EP - 833 VL - 5 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.2140/agt.2005.5.785/ DO - 10.2140/agt.2005.5.785 ID - 10_2140_agt_2005_5_785 ER -