1. HumRRO Tech, Rep.;L. L. Ainsworth,1971
2. Alluisi, E. A. (1969) Sustained performance. In E, A. Bilodeau & I. M. Bilodeau (Eds.),Principles of skill acquisition (pp 59–101). New York. Academic Press.
3. Baddeley, A W. (1968). A 3 min reasoning test based on grammatical transformationPsvchonomic Science,10, 341–342.
4. Banderet, L. E., Stokes, J W, Francesconi, R., Kowal, D. M., &Naitoh, P. (1981) Artillery teams in simulated sustained combat: Performance and other measures. In L. C Johnson, D J. Tepas, W P. Colquhoun, & M. J. Colligan (Eds.),Biological rhythms, sleep and shift work (pp. 459–477) New York: Spectrum.
5. BESRL Techn Rep;J. H Banks,1970