Aitken, J. J. Plate tectonics for curious Kiwis. Lower Hutt, 1996

Galbreath, R. ‘Harold Wellman and the Alpine Fault’. New Zealand Geographic No 41 (Jan.–March 1999): 82–99

Obit. Evening Post. 6 May 1999: 7

Nathan, S. Harold Wellman: a man who moved New Zealand. Wellington, 2005.

Vella, P. ‘Emeritus Professor Harold Wellman, D.Sc., FRSNZ: a biographical appreciation’. New Zealand Journal of Geology and Geophysics 33, No 2 (1990): 159–162