@techreport{weko_86141_1, author = "Tomoki,Aiuchi and Katsuhisa,Yamanaka and Takashi,Hirayama and Yasuaki,Nishitani", title = "Coding Ladder Lotteries", year = "2012", institution = "Department of Electrical Engineering and Computer Science, Iwate Universityļ¼¸Currently with Leadkonan, Department of Electrical Engineering and Computer Science, Iwate University, Department of Electrical Engineering and Computer Science, Iwate University, Department of Electrical Engineering and Computer Science, Iwate University", number = "10", month = "oct" }