Embeddings of resolvable group divisible designs with block size 3.

Jun Shen Hao Shen Embeddings of resolvable group divisible designs with block size 3. 269-298 2006 41 Des. Codes Cryptography 3 http://dx.doi.org/10.1007/s10623-006-9010-0 db/journals/dcc/dcc41.html#ShenS06