Principal Contact
Danko Georgiev
P.O. Box 504
Varna 9000
Bulgaria
Email: editor.quanta@gmail.com
Support Contact
Danko Georgiev
Email: editor.quanta@gmail.com
Danko Georgiev
P.O. Box 504
Varna 9000
Bulgaria
Email: editor.quanta@gmail.com
Danko Georgiev
Email: editor.quanta@gmail.com