Mingoti, Sueli Aparecida, and Fernando Luiz Pereira De Oliveira. “On Capability Indices for Multivariate Autocorrelated Processes”. Brazilian Journal of Operations & Production Management 8, no. 1 (December 19, 2011): 133–152. Accessed April 30, 2025. https://www.bjopm.org.br/bjopm/article/view/V8N1A9.