_:n0cad6470ce39464ea58bfb3b5613fbdbxb0
<http://schema.org/aggregateRating>
_:n0cad6470ce39464ea58bfb3b5613fbdbxb1
<http://izdat.istu.ru/files/journals/2/articles/6428/submission/original/6428-5906-1-SM.html>