Author — Eduard Chernov (Bystrogorskiy, Russian Federation)
Author — Muhamad Yusron Billah (Sronstudio) (--, Indonesia)
Author — Alima Sibgatulina (--, Russian Federation)
Author — Jejen Jaelani (--, --)
Author — Victor Akishkin (Yaroslavl, Russian Federation)
Author — Ahmad Ramzi Fahruddin (Palembang, Indonesia)
Author — Victor Akishkin (Ryazan, Russian Federation)
Author — Azzam Ridhamalik (Sukoharjo, Indonesia)
Author — Dimitri Antonov (Krasnoyarsk, Russian Federation)
Author — Yusuf Niki Syahroni (Blitar, Indonesia)
