References

Di Castri F. 1989. History of Biological Invasions with Special Emphasis on the Old World. In: Drake JA, Mooney HA, di Castri F, Groves RH, Kr├╝ger FJ, Rejmanek M, Williamson M, eds. Biological Invasions, A Global Perspective, Scope 37. John Wiley & Sons, Chichester, New York, Brisbane, Toronto, Singapore: 1-30.