Van der Merwe, Nicolaas Albertus (Albie); Gryzenhout, Marieka; Steenkamp, Emma Theodora; Wingfield, Brenda D.; Wingfield, Michael J.(Elsevier, 2010-11)
Nagel, Jan Hendrik; Gryzenhout, Marieka; Slippers, Bernard; Wingfield, Michael J.; Hardy, Giles E. St. J.; Stukely, Michael J.C.; Burgess, Treena I.(Elsevier, 2013)