Singh, N P and Bantilan, M C S and Kumar, A A and Janila, P and Hassan, A W R (2011) Climate Change Impact in Agriculture: Vulnerability and Adaptation Concerns of Semiarid Tropics in Asia. In: Crop Adaptation to Climate Change. John Wiley & Sons, Inc, New Jersey, USA, pp. 107-130. ISBN 978-0-8138-2016-3