Requirements for the German Retail Horticulture from an Economic Perspective. A Qualitative Approach in the Context of Service Controlling. Global Journal of Science Frontier Research, [S. l.], v. 17, n. D4, p. 13–25, 2017. Disponível em: https://journalofscience.org/index.php/GJSFR/article/view/2069. Acesso em: 6 aug. 2026.