Soibelman, Alexander Max Planck Institute for Mathematics, Max Planck Society;
http://dx.doi.org/10.1093/qmath/hav041 (Publisher version)
Soibelman_Parabolic bundles_oa_2016.pdf (Any fulltext), 475KB
Soibelman, A. (2016). Parabolic bundles over the projective line and the Deligne-Simpson problems. The Quarterly Journal of Mathematics, 67(1), 75-108. doi:10.1093/qmath/hav041.