_:b7844693 . _:b7844693 "Inspired by this description, we reduced the problem of constructing a minimal surface of general type with K^2 = 3 whose bicanonical system has base points, under some reasonable assumptions, to the problem of constructing a curve in {\\mathbb P}^3 with certain properties.."@en . _:b7844693 "2015, Filippo F. Favale, Roberto Pignatelli, \u201CA parabicanonical system with base points\u201D, in arXiv\u200E[1]:"@en . . _:b7844692 . _:b7844692 "(maths) Canonical on both the left and the right."@en . "1" .