Slopes of trigonal fibred surfaces and of higher dimensional fibrations Article Sidebar Download Article PDF Download Article Abstract PDF Submitted: Sep 10, 2008 Accepted: Feb 5, 2009 Published: Dec 21, 2009 DOI: https://doi.org/10.2422/2036-2145.2009.4.02 Issue 2009: VOL. VIII, ISSUE 4 Section Article Main Article Content Barja Miguel A. Stoppino Lidia Abstract Article Details