[1]
βOn the Symmetric Block Design with Parameters (210,77,28) Admitting a Frobenius Group of Order 57β,
Eur. J. Pure Appl. Math.
, vol. 13, no. 3, pp. 608β619, Jul. 2020, doi:
10.29020/nybg.ejpam.v13i3.3769
.