Digital Capabilities, Green Innovation, and Firm Competitiveness: Evidence from European Firms Using PLS-SEM and Necessary Condition Analysis Sayyed Khawar Abbas Zeeshan Arshad Celeste Varum Margarita Robaina Muzzammil Hussain Publication Journal: Sustainability Year of Publication: 2026 Identifiers Other Numbers: 218057710 Alternative titles DOIGoogle ScholarBibTeXRIS Locators