1. (1971): A controlled cytogenetic study of mentally defective children with other anomalies. Excerpta Medica Intl Cong Ser 233, pp 18-19.
2. (1977): Cited in Tharapel AT, Summitt RL (1977).
3. (1977): Euploid structural rearrangements in the mentally retarded. In (eds): “Population Cytogenetics.” New York: Academic Press, pp 99-102.