Botha, Jan (Personal Name)
Subject to whose authority?, c1993: CIP t.p. (Jan Botha)
SANB correspondence with author, June 2, 1997 (date of birth: November 28, 1957)
Institutional research in South African higher education, 2016: title page (Jan Botha) page 370 (Professor in the Centre for Research on Evaluation, Science and Technology (CREST) and the DST/NRF Centre of Excellence in Scientometrics and Science, Technology and Innovation Policy at Stellenbosch University)