Ornamental stone material as source of collection minerals and rocks of Krasnoyarsk territory
Zadisensky Yuriy Aleksandrovich,
Ananyev Sergey Anatolievich,
Ananyeva Tatyana Alekseevna,
Bondina Svetlana Sergeevna
Event tourism motives
Streltsova Elena Yuryevna,
Gorbunova Nelli Anatolyevna