New issue of VSOLJ bulletin is avilable.
No.64 2018 Jan.
Visual, DSLR and CCD minima of eclipsing binaries during 2016
Kazuo Nagai
http://vsolj.cetus-net.org/index.html
http://vsolj.cetus-net.org/bulletin.html
Seiichiro Kiyota, VSOLJ