A new procedure for construction of pair wise balanced design with equal replication and un-equal block sizes based on factorial design have been evolved. Numerical illustration also provided. It was found that the constructed pair wise balanced design was found to be universal optimal.
Arunachalam, Rajarathinam; Sivasubramanian, Mahalakshmi; and Ghosh, Dilip Kumar
"Construction of Pair-wise Balanced Design,"
Journal of Modern Applied Statistical Methods:
1, Article 11.
Available at: http://digitalcommons.wayne.edu/jmasm/vol15/iss1/11