Two Time Zones Beat as One: A Model for International Project Management 
Challenges abound when a documentation team is based in two countries, works with software developers in four countries, and produces documentation for use by engineers in many countries. Differences in language usage, cultural perspectives, time zones, holiday schedules, and educational backgrounds are only a few of the difficulties to overcome.
Auten, Kathlyn, Joan L. Kellogg and Sudha Seshadri. STC Proceedings (1994). Articles>Documentation>Collaboration>Online