Montenegro Ballestero J, Barrantes Guevara E. Implementation of the Sulfur Hexafluoride Technique in Costa Rica to Quantify Enteric Methane in Cattle. Rev. Ambientales [Internet]. 2016 Dec. 5 [cited 2024 May 22];50(2):62-74. Available from: https://www.revistas.una.ac.cr/index.php/ambientales/article/view/8973