<https://www.smsfoundation.org/news/the-positive-deviance-approach-to-social-change-a-talk-by-dr-arvind-singhal/#webpage>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://www.smsfoundation.org/news/the-positive-deviance-approach-to-social-change-a-talk-by-dr-arvind-singhal/>