Van der Merwe, Nicolaas Albertus (Albie); Gryzenhout, Marieka; Steenkamp, Emma Theodora; Wingfield, Brenda D.; Wingfield, Michael J.(Elsevier, 2010-11)
Mitchell, R.G. (Richard Glen); Steenkamp, Emma Theodora; Coutinho, Teresa A.; Wingfield, Michael J.(Southern African Institute of Forestry (SAIF), 2011)
Iturritxa, Eugenia; Ganley, Rebecca J.; Wright, Jane; Heppe, Endika; Steenkamp, Emma Theodora; Gordon, Thomas R. (Tom); Wingfield, Michael J.(Elsevier, 2011)
Van der Nest, Magrieta Aletta; Steenkamp, Emma Theodora; Slippers, Bernard; Mongae, Aobakwe Oratile; Van Zyl, Karlien; Stenlid, J.; Wingfield, Michael J.; Wingfield, Brenda D.(Elsevier, 2011-11)