@article{ALCO_2018__1_5_697_0, author = {Hirasaka, Mitsugu and Momihara, Koji and Suda, Sho}, title = {A new approach to the excess problem of {Hadamard} matrices}, journal = {Algebraic Combinatorics}, pages = {697--722}, publisher = {MathOA foundation}, volume = {1}, number = {5}, year = {2018}, doi = {10.5802/alco.33}, zbl = {1401.05054}, mrnumber = {3887408}, language = {en}, url = {http://archive.numdam.org/articles/10.5802/alco.33/} }