Thomas William Birch

A redetermination of the titration dissociation constants of arginine and histidine with a demonstration of the zwitterion constitution of these molecules.

T. W. Birch, L. Harris, Thomas William Birch, 1930, The Biochemical journal.

Zwitterions: Proof of the zwitterion constitution of the amino-acid molecule. II. Amino-acids, polypeptides, etc., and proteins as zwitterions, with instances of non-zwitterion ampholytes.

Thomas William Birch, Leslie J. Harris, 1930, The Biochemical journal.