ANÁLISIS HISTÓRICO DE LA EDUCACIÓN AMBIENTAL EN LA ESPECIALIDAD DE METALURGIA DE LA EDUCACIÓN TÉCNICA Y PROFESIONAL: HISTORICAL ANALISIS OF THE ENVIROMENTAL EDUCATION IN THE SPECIALTY METALLURGY IN THE TECHNICAL AND PROFESSIONAL EDUCATION. OB [Internet]. 2018 Sep. 12 [cited 2026 Oct. 31];5(4):55-63. Available from: https://opuntiabrava.ult.edu.cu/index.php/opuntiabrava/article/view/400