Sergei Yashin
Articles
ART 56157
The article deals with the historical experience of Russian tax system development from ancient times to the present days; common to all states periods of this system evolution are examined.
ART 12181
Physiological rhythms are the basis of life. Rhythmic processes interact with each other and with the environment. To understand the mechanisms of physiological rhythms and the functioning of the most vital organs and systems of man particularly relevant is the use of nonlinear dynamics