BETA - Growing article, with links to many related topics. [Wikipedia] - http://en.wikipedia.org/wiki/BETA
Mjølner System - An Object-Oriented multi-platform rapid application development environment. - http://www.daimi.au.dk/~beta/mjolner_system/
MetaBeta Project - Goal: design, implement meta-level interface for statically typed, compiled language BETA, to extend expressiveness of language so programs can be written for it, not just in it. Functionality depending on a language implementation is impossible or very h - http://www.daimi.au.dk/~beta/Mli/mli.html
Beta Language Introduction - Mjølner Informatics Report. - http://www.daimi.au.dk/~beta/Manuals/latest/beta-intro/
gbeta - Generalization of BETA language via interpreter/compiler, strict, static type-checked. Ph.D. project. Descriptions of modularization, lazy analysis, compatibility; tutorial, papers, FAQ, downloads, bug reports. [Open Source, GPL] - http://www.daimi.au.dk/~eernst/gbeta/