1. Method of least squares and principles of the theory of observations;Linnik,1961
2. Data reduction and error analysis for the physical science;Bevington,1969
3. The solution of the general least squares problem with special reference to high-speed computers;Moore;LA-2367,1960
4. A method for automatic identification of peaks in the presence of background and its application to spectrum analysis
5. A computer programme for the determination of accurate gamma-ray line intensities from germanium counter spectra;Robinson;AERE-R6144,1969