Waldmann, Herbert Abt. IV: Chemische Biologie, Max Planck Institute of Molecular Physiology, Max Planck Society;
Waldmann, H. (1989). ASYMMETRIC HETERO DIELS-ALDER REACTIONS IN AQUEOUS SOLUTION USING AMINO-ACID ESTERS AS CHIRAL AUXILIARIES. LIEBIGS ANNALEN DER CHEMIE, (3), 231-238.