%% -*-BibTeX-*- @Article{GroetschelMartinWeismantel1996b, author = "Martin Gr{\"o}tschel and Alexander Martin and Robert Weismantel", title = "Packing Steiner Trees: Separation Algorithms", journal = "SIAM Journal on Discrete Mathematics", volume = "9", number = "2", pages = "233--257", month = may, year = "1996", classmath = "*90C35 05C05 90C39 90C27 68R10 90B06 90C60", language = "English", }