* *collective dynamics of "small-world" networks*, by Watts, Strogatz [Nature (393)(1998) 440-442]
* *motivation of software developers in open source projects: an Internet-based survey of contributors to the Linux kernel* (should be about burnout), by Hertel, Niedner, Hermann
-* *effort, cooperation and coordination in an open source software project: GNOME* (information systems journal) by Koch, Schneider
+* *[effort, cooperation and coordination in an open source software project: GNOME](http://www.blackwell-synergy.com/doi/pdf/10.1046/j.1365-2575.2002.00110.x)* (information systems journal) by Koch, Schneider
* *quality and the reliance on individuals in free software project* (3rd workshop on open source software engineering) by Michlmayr and Hill
-* *two case studies of open source software development: Apache and Mozilla* (ACM TOSE) by Mockus, Fielding, Herbsleb
-* *maintainability of the Linux kernel* (IEEE proceedings - software) by Schach, Jin, Wright, Heller, Offutt
+* *[two case studies of open source software development: Apache and Mozilla](http://portal.acm.org/ft_gateway.cfm?id=567795&type=pdf&coll=GUIDE&dl=GUIDE&CFID=26279986&CFTOKEN=98303047)* (ACM TOSE) by Mockus, Fielding, Herbsleb
+* *[maintainability of the Linux kernel](http://opensource.ucc.ie/icse2002/SchachOffutt.pdf)* (IEEE proceedings - software) by Schach, Jin, Wright, Heller, Offutt
* *extracting (easily) checkable proofs from a satisfiability solver that employs both preorder and postorder resolution* by Gelder
* *analyzing dependencies in large component-based systems* (ASE 02) by Vieira, Richardson
* *validating sat solvers using an independent resolution-based checker: practical implementations and other applications* by Zhang, Malik