| article html file updated | 31 August 2025 14:04 CEST | Update | https://www.mdpi.com/2227-7102/10/3/68 |
| article html file updated | 20 July 2022 22:33 CEST | Update | N/A |
| article html file updated | 12 March 2020 12:28 CET | Original file | N/A |
| article pdf uploaded. | 12 March 2020 12:27 CET | Updated version of record | https://www.mdpi.com/2227-7102/10/3/68/pdf |
| article xml uploaded. | 12 March 2020 12:27 CET | Update | https://www.mdpi.com/2227-7102/10/3/68/xml |
| article xml file uploaded | 12 March 2020 12:27 CET | Update | N/A |
| article pdf uploaded. | 10 March 2020 15:27 CET | Version of Record | https://www.mdpi.com/2227-7102/10/3/68/pdf-vor |
| article xml file uploaded | 10 March 2020 15:27 CET | Original file | N/A |
