Aggarwal, M. L.; Sarin, V.; Singh, Poonam - In: Statistics & Probability Letters 59 (2002) 4, pp. 385-396
Orthogonal block designs for Scheffé's quadratic model in three and four components have been considered by John (Technical Report 8, Centre for Statistical Sciences, University of Texas, Austin, TX, pp. 1-17), Czitrom (Comm. Statist. Theory Methods 17 (1988) 105; Comm. Statist. Theory Methods 18...