This is the original article:
<a href="https:&#x2F;&#x2F;www.process.st&#x2F;2015&#x2F;12&#x2F;saas-pricing-pages&#x2F;" rel="nofollow">https:&#x2F;&#x2F;www.process.st&#x2F;2015&#x2F;12&#x2F;saas-pricing-pages&#x2F;</a><p>(perhaps the link could be updated?)