1. Information Theory and an Extension of the Maximum Likelihood Principle pp243-7 of;H Akaike;nd International Symposium on Information Theory Akedemia Kiado, Budapest Australian Bureau of Statistics (ABS) (various years,1973
2. ABS) (various years) Queensland Year Book ABS Cat no 1301;Australian Bureau of Statistics
3. ABS) (various years) Rail Transport Australia ABS Cat no 9213;Australian Bureau of Statistics
4. ABS) (various years) Rail, Bus and Air Transport ABS Cat no 9201;Australian Bureau of Statistics
5. ABS) (various years) South Australian Year Book ABS Cat no 1301;Australian Bureau of Statistics