htaccess - give another page on direct access. How?

Question

Apache HTTP Server

Good day, dear experts.
A direct access to a specific page with different IP bots is carried out. How to display a different page for them, i.e. those who do not have a referrer.
Here is such a code, it displays another page, but how to enter a check so that this is done only if there is no referrer

<IfModule mod_rewrite.c>
RewriteEngine On
RewriteRule ^material\.html$ statya.html
</IfModule>

Answer 1

RewriteEngine On
RewriteCond %{HTTP_REFERER} !.*example.com.*$
RewriteRule ...