Special thanks for collaboration in these projects to: Eugene Sannikov, Alexey Repik, Andrey Aslamov, Victor Kokoruza, Alexey Golovchenko, Alexey Tsvelodub, Andrey Lisetskiy, Roman Bondarchuk, Vladimir Denis, Oksana Maydanskaya, Alexey Osynovsky, Sergey Danilyuk, Lena Padolko, Dmitriy Lantsevich, Evgeniya Tolstiakova.