Søren Højsgaard and Bo Thiesson (1995),
BIFROST - Block recursive models Induced From Relevant knowledge,
Observations and Statistical Techniques. Computational Statistics and
Data Analysis, 19, 155-75. (The paper appears as Chapter 2 in the
PhD thesis of Bo Thiesson.)
Supplementary literature:
Søren Højsgaard and Bo Thiesson (1992),
User's guide to BIFROST, version 1.0.
Technical Report R-92-2001, Department of Computer Science, Aalborg University,
Denmark.