1. Cost-Quantity Relationships in the Airframe Industry;Asher;Report No. R-291, The Rand Corporation,1956
2. Project Management in Manufacturing and High Technology Operations;Badiru,1988
3. Extension of the Learning Curve: Some Empirical Results;Baloff;Operations Research Quarterly,1971
4. The Learning Curve;Belkaoui,1986
5. Cubic Learning Curves: Precision Tool for Labor Estimating;Carlson;Manufacturing Engineering and Management,1973