https://www.ips-journal.eu/topics/democracy-and-society/guatemalas-long-shadow-of-corruption-7312/
https://theconversation.com/por-que-colombia-ve-la-legalizacion-de-las-drogas-como-el-camino-a-seguir-221423
https://www.ipg-journal.de/interviews/artikel/der-osten-hat-sich-entliebt-4097/