Performance Evaluation of Evolutionarily Created Neural Network Topologies. - Wolfram Schiffmann; Merten Joost; Randolf Werner (PPSN, 1990)

Comparison of optimized backpropagation algorithms. - Wolfram Schiffmann; Merten Joost; Randolf Werner (ESANN, 1993)

Invariante Mustererkennung zweidimensionaler Objekte. - Randolf Werner (1999)