Sobral MF, Costa APCS, Almeida Filho AT de. Multi-criteria model for classifying clients of companies distributing liquefied petroleum gas. BJO&PM [Internet]. 2010 Aug. 8 [cited 2024 Apr. 24];7(1):53-75. Available from: https://bjopm.org.br/bjopm/article/view/V7N1A3