Joan Bagaria & Stevo Todorcevic 
Set Theory [PDF ebook] 
Centre de Recerca Matemàtica Barcelona, 2003-2004

Survey Papers.- An ?-logic Primer.- Upper Semi-lattice Algebras and Combinatorics.- Small Definably-large Cardinals.- Real-valued Measurable Cardinals and Well-orderings of the Reals.- Complexity of Sets and Binary Relations in Continuum Theory: A Survey.- Weak Systems of Gandy, Jensen and Devlin.- Some New Directions in Infinite-combinatorial Topology.- Research Papers.- The Number of Near-Coherence Classes of Ultrafilters is Either Finite or .- Stable Axioms of Set Theory.- Forcing with Finite Conditions.- Subgroups of Abelian Polish Groups.- On the Strength of Mutual Stationarity.- Part(?, ?) and Part*(?, ?).- Local Connectedness and Distance Functions.- Bounded Martin’s Maximum and Strong Cardinals.