Enzymatic peptide fragment condensation. Structural studies of trypsin in mixtures of trifluoroethanol and dimethylformamide - Bemquerer, M P; Liria, Cleber Wanderlei; Kitagawa, K; Faljoni-Alario, A; Miranda, Maria Terêsa Machini de; Tominaga, Mineko (Symposium of the European Peptide Society, 1996)