| article html file updated | 16 August 2026 11:01 CEST | Update | https://www.mdpi.com/2077-1312/7/9/297 |
| article html file updated | 31 August 2025 00:42 CEST | Update | N/A |
| article html file updated | 20 July 2022 04:18 CEST | Update | N/A |
| article html file updated | 13 February 2020 13:50 CET | Update | N/A |
| article html file updated | 26 September 2019 08:20 CEST | Update | N/A |
| article html file updated | 30 August 2019 12:58 CEST | Original file | N/A |
| article pdf uploaded. | 30 August 2019 12:57 CEST | Version of Record | https://www.mdpi.com/2077-1312/7/9/297/pdf |
| article xml uploaded. | 30 August 2019 12:57 CEST | Update | https://www.mdpi.com/2077-1312/7/9/297/xml |
| article xml file uploaded | 30 August 2019 12:56 CEST | Original file | N/A |
