Differenzmengen und ovale. - Günter Pickert (Discret. Math., 1989)

A Life's Work in Geometry: An Homage to Hanfried Lenz. - Dieter Jungnickel; Günter Pickert (Des. Codes Cryptogr., 1996)

Extension of Gravity Centers Configuration to Steiner Triple Systems. - Günter Pickert (Des. Codes Cryptogr., 1996)