Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Motomasa Komuro and Tetsuro Endo and A. Hasegawa and R. Igarashi,On-off intermittency from a ring of four coupled PLLs,ISCAS '98. Proceedings of the 1998 IEEE International Symposium on Circuits and Systems (Cat. No.98CH36187),,IEEE,2002-11-27,3,,306-309,https://cir.nii.ac.jp/crid/1873398392868557568,https://doi.org/10.1109/iscas.1998.704011