Ledinger, S. (2022) „Sales Process as a Service (SPAS): Development and Validation of an Extension to the Shortened Selling Orientation – Customer Orientation (SOCO) Score (SOCO-SPAS)“, Naše gospodarstvo/Our economy, 68(4), str. 28–42. Dostopno na: https://old.journals.um.si/index.php/oe/article/view/2576 (Pridobljeno: 24 november 2025).