Impacto de investigaciones sobre grafitización de antracitas durante los años 1960-2018/Impact of research on anthracite graphitization during the years 1960 - 2018. RP [Internet]. 2020 Sep. 29 [cited 2026 Sep. 26];18(1). Available from: https://ojs.uac.edu.co/index.php/prospectiva/article/view/2087