@article{mavhunga_2007, 
  title={Even the rider and a horse are a partnership: a response to Vermeulen & Sheil}, 
  volume={41}, 
  DOI={10.1017/s003060530704149x}, 
  number={04}, 
  publisher={Cambridge University Press (CUP)}, 
  author={Mavhunga}, 
  year={2007}
  }