Released packages can be downloaded from SourceForge.net:

  http://sourceforge.net/projects/bio-bwa/files/

Introduction and FAQ are available at:

  http://bio-bwa.sourceforge.net

Manual page at:

  http://bio-bwa.sourceforge.net/bwa.shtml

Mailing list:

  bio-bwa-help@lists.sourceforge.net

To sign up:

  http://sourceforge.net/mail/?group_id=276243

Publications (Open Access):

  http://www.ncbi.nlm.nih.gov/pubmed/20080505
  http://www.ncbi.nlm.nih.gov/pubmed/19451168

Incomplete list of citations (via HubMed.org):

  http://www.hubmed.org/references.cgi?uids=20080505
  http://www.hubmed.org/references.cgi?uids=19451168