@article{ZNSL_2017_455_a14,
     author = {A. Hanaki},
     title = {Tamaschke's results on {Schur} rings and a~generalization of association schemes},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {197--208},
     publisher = {mathdoc},
     volume = {455},
     year = {2017},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2017_455_a14/}
}