@article{10_37236_4889,
     author = {Eiichi Bannai and Etsuko Bannai and Sho Suda and Hajime Tanaka},
     title = {On relative \(t\)-designs in polynomial association schemes},
     journal = {The electronic journal of combinatorics},
     year = {2015},
     volume = {22},
     number = {4},
     doi = {10.37236/4889},
     zbl = {1329.05307},
     url = {http://geodesic.mathdoc.fr/articles/10.37236/4889/}
}