1. ‘Generalised-least-squares estimation of the parameters of a dynamic model’, National Physical Laboratory report, Auto 26, 1966
2. Jones, R.H.: ‘Recursive estimation of time series parameters’. Office of Scientific Research, Office of Aerospace Research, US Air Force contract AF 49 (638)-1302
3. ‘Automatic construction of linear stochastic dynamic models for stationary industrial processes with random disturbances using operating records’, IBM Nordic Laboratory technical paper, TP18.150, 1965