中国科学院数学与系统科学研究院期刊网
A NECESSARY AND SUFFICIENT CONDITION FOR A NONSINGULAR FUNCTION TO BE THE FEEDBACK FUNCTION OF A M-SEQUENCE
Gao Hong-xun
Acta Mathematicae Applicatae Sinica . 1984, (1): 9 -10 .  DOI: 10.12387/C1984002