中国科学院数学与系统科学研究院期刊网
AMS
The Fine Structures of Three Symmetric Latin Squares with Even Orders
Er Qiang FENG, Yan Xun CHANG
Acta Mathematica Sinica . 2011, (6): 1137 -1148 .  DOI: 10.1007/s10114-011-8538-8