Provides a range of information on speech technology, including speech synthesis, speech recognition, speech coding, and related material. Pages look a little old (1997) but a very wide range of FAQ here. Algorithm for building simple recognizers. http://www.speech.cs.cmu.edu/comp.speech/
Oregon Graduate Institute of Science and Technology has created a public resource for experimenters. Download trial software for speech recognizers. http://cslu.cse.ogi.edu/
This site acts as a coordinating place for meetings and keeps large database about research in the field. Professional name - COCOSDA. http://www.slt.atr.co.jp/cocosda/
Graduate student thesis which may give ideas for difficult environments. Mostly in German, but there is also an English page (click flag). Approach develops a little bit of intelligence between speech recognition and text to speech engine. http://r5.mnd.fh-wiesbaden.de/stud/berger/index.html