Customer Sustainability Awareness in the Service Sector: An Explorative Study Built on a Survey at a Hair Salon in Germany. Academic Journal of Interdisciplinary Studies, [S. l.], v. 14, n. 2, p. 1, 2025. DOI: 10.36941/ajis-2025-0026. Disponível em: https://www.richtmann.org/journal/index.php/ajis/article/view/14196.. Acesso em: 3 apr. 2025.