Philippe Langevin Jean-Pierre Zanotti Liniear Codes with Balanced Weight Distribution. 299-307 1995 6 Appl. Algebra Eng. Commun. Comput. 4/5 http://link.springer.de/link/service/journals/00200/bibs/5006004/50060299.htm db/journals/aaecc/aaecc6.html#LangevinZ95