A two-level optimisation-simulation method for production planning and scheduling: the industrial case of a human–robot collaborative assembly line International Journal of Production Research Journal Article Miguel Vieira Samuel Moniz Bruno Gonçalves Tânia Pinto-Varela Ana Barbosa-Póvoa Pedro Neto Publication Year of Publication: 2022 Identifiers Other Numbers: 91731706 Locators URL Array DOI: 10.1080/00207543.2021.1906461 Sustainable Development Goals