Dear Sir, I request you to let me help to provide the following research paper. Generating desirable sampling plans by the technique of trade-off in experimental design Authors: Hedayat A.S.; Majumdar D.1 Source: Journal of Statistical Planning and Inference, Volume 44, Number 2, 1 April 1995 , pp. 237-247(11) Publisher: Elsevier Thanking you -- Shailesh Kumar Lohiya Librarian Amrapali Institute, Siksha Nagar, Haldwani 263139 Ph. 05946-238201,238202 Mob. 9897400551 -- This message has been scanned for viruses and dangerous content by MailScanner, and is believed to be clean.