Introductory article by Stef Slembrouck. Mostly from a socio-linguistic perspective, but sensitive to philosophy of language. http://bank.rug.ac.be/da/da.htm
Article by Steven M. Hoenisch. Examines influence of Wittgenstein on Gricean pragamtics, and on Searle's speech act theory, to motivate Discourse Analysis. http://www.criticism.com/da/lw_da.html
Determines the extent to which structured discourse segment boundaries can be extracted from annotated transcriptions of spontaneous, natural dialogues. http://www.theredesign.com/Technology/Dialogue/