2 joint papers of Wieslaw Kubis with Shelah

KbSh:802 2002-08-09 [pdf] [ps] [abstract] [arXiv:math.LO/0212026]
Kubis+Shelah, Analytic Colorings -- Annals Pure and Applied Logic 121 (2003) 145-161
KKSh:793 2004-05-17 [pdf] [ps] [abstract] [arXiv:math.LO/0406441]
Kojman+Kubis+Shelah, On two problems of Erd\H os and Hechler: New methods in singular Madness -- Proc American Math Soc 132 (2004) 3357-3365