• ForewordEngelbrecht, JüriAnnual report of the Estonian Academy of Sciences 19951996 / p. 3-5 : portr https://www.ester.ee/record=b1052712*est
• Membership of the AcademyAnnual report of the Estonian Academy of Sciences 19951996 / p. 15-25 : port https://www.ester.ee/record=b1052712*est