1. Leçon sur la théorie mathématique de la lutte pour la vie;Volterra,1931
2. Applicable Mathematics of Non-Physical Phenomena;Oliveira-Pinto,1982
3. Theory of Nonlinear Age - Dependent Population Dynamics;Webb,1985
4. Input - Output Analysis: Foundations and Extensions;Miller,1985
5. Advances in Input-Output Analysis: Technology, Planning and Development,1991