References

https://www.cermodern.org/

https://www.cankaya.bel.tr/pages/326/CAGDAS-SANATLAR-MERKEZI/

https://www.vangoghmuseum.nl/en

https://www.louvre.fr/en

https://www.galerisoyut.com.tr/

https://www.nurolsanat.com/

Textbook
 
Olive Montgums. Stained Glass: A Beginners Guide To Stunning Stained Glass Methods, Techniques & Projects Paperback. November 6, 2017.  ISBN 9781979260671
 
Lynette Wrigley , Marc Gerstein. The Complete Stained Glass Course: How to Master Every Major Glass Work Technique, with Thirteen Stunning Projects to Create Paperback. Apple. 1 Sep 2000.  ISBN 978-0785805656.