A Hybrid Algorithm for Finding Significant Points and Segments in Digital Curves. - M. Peter; Frank Ade; William Cabrera; Walter Hohl (DAGM-Symposium, 1992)

Security of Iterated Hash Functions Based on Block Ciphers. - Walter Hohl; Xuejia Lai; Thomas Meier 001; Christian Waldvogel (CRYPTO, 1993)