<https://www.marketingworldnews.com/2023/01/18/this-day-in-search-marketing-history-january-18/>
<http://schema.org/name>
"This day in search marketing history: January 18 - Marketing World News"
<https://www.marketingworldnews.com/2023/01/18/this-day-in-search-marketing-history-january-18/>