ELR: Call for Papers for the Vol. 9, No. 4, December 2020 issue

ELR is calling for papers for the issue of Vol. 9, No. 4, December 2020. Submission deadline: December 5, 2020. You may see the journal’s website at http://elr.sciedupress.com and submit online. You may also e-mail submissions to elr@sciedupress.com.