id	domain	url
ejde-197	ejde.math.txstate.edu	https://ejde.math.txstate.edu
ejde-197	ejde.math.unt.edu	https://ejde.math.unt.edu
ejde-197	www.physionet.org	www.physionet.org/tutorials/fmnc/node5.html
ejde-197	www.ueltschi.org	www.ueltschi.org/teaching/chapshannon.pdf