Joseph Naor, Debmalya Panigrahi, Mohit Singh. Online Node-Weighted Steiner Tree and Related Problems. In Rafail Ostrovsky, editor, IEEE 52nd Annual Symposium on Foundations of Computer Science, FOCS 2011, Palm Springs, CA, USA, October 22-25, 2011. pages 210-219, IEEE, 2011. [doi]
Abstract is missing.