Adeola, Abiodun Morakinyo; Botai, Joel Ongego; Olwoch, Jane Mukarugwiza; Rautenbach, Cornelis Johannes de Wet; Adisa, O.M. (Omolola); Taiwo, O.J.; Kalumba, Ahmed M.(Wiley, 2016-05)
Hedding, D.W. (David William); Hansen, C.D.; Nel, W.; Loubser, M.J. (Michael John); Meiklejohn, K.I. (Ian)(Institute of Arctic and Alpine Research and Allen Press, 2016-02)