| article html file updated | 31 August 2025 00:57 CEST | Update | https://www.mdpi.com/2077-1312/7/9/307 |
| article html file updated | 21 August 2025 22:22 CEST | Update | - |
| article html file updated | 20 July 2022 04:00 CEST | Update | - |
| article html file updated | 13 February 2020 15:11 CET | Update | - |
| article html file updated | 26 September 2019 08:24 CEST | Update | - |
| article html file updated | 9 September 2019 07:51 CEST | Original file | - |
| article pdf uploaded. | 9 September 2019 07:49 CEST | Updated version of record | https://www.mdpi.com/2077-1312/7/9/307/pdf |
| article xml uploaded. | 9 September 2019 07:49 CEST | Update | https://www.mdpi.com/2077-1312/7/9/307/xml |
| article xml file uploaded | 9 September 2019 07:49 CEST | Update | - |
| article pdf uploaded. | 4 September 2019 16:03 CEST | Updated version of record | https://www.mdpi.com/2077-1312/7/9/307/pdf-vor |
| article xml file uploaded | 4 September 2019 16:03 CEST | Update | - |
| article pdf uploaded. | 4 September 2019 16:03 CEST | Version of Record | https://www.mdpi.com/2077-1312/7/9/307/pdf-vor |
| article xml file uploaded | 4 September 2019 16:03 CEST | Original file | - |
