History of technology and solar energy.

In 2016 this research was spreaded in:

ASEH’s 2016 annual conference in Seattle, Washington: http://aseh.net/conference-workshops/conference-schedules-archive/seattle-program-2016

7th European Society for the History of Science Conference held in Prague at the Faculty of Arts, Charles University on September 22–24, 2016: http://www.7eshs2016.cz/