{source}
<?
    $URL="https://docviewer.yandex.ru/?url=http%3A%2F%2Fmpr-ra.ru%2Fdocs%2Fnedra-info%2FDoklad_2015.pdf&name=Doklad_2015.pdf&lang=ru&c=58cfc705f487";
    header ("Location: $URL");
    ?>
{/source}