Rolf Backofen Sebastian Will Erich Bornberg-Bauer Application of constraint programming techniques for structure prediction of lattice proteins with extended alphabets. 234-242 1999 15 Bioinformatics 3 db/journals/bioinformatics/bioinformatics15.html#BackofenWB99 http://dx.doi.org/10.1093/bioinformatics/15.3.234