| article html file updated | 16 August 2026 22:45 CEST | Update | https://www.mdpi.com/1996-1073/13/1/191 |
| article html file updated | 31 August 2025 07:57 CEST | Update | N/A |
| article html file updated | 19 July 2022 20:22 CEST | Update | N/A |
| article html file updated | 14 February 2020 23:15 CET | Update | N/A |
| article html file updated | 16 January 2020 12:56 CET | Update | N/A |
| article html file updated | 10 January 2020 02:26 CET | Original file | N/A |
| article pdf uploaded. | 7 January 2020 08:04 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/1/191/pdf |
| article xml uploaded. | 7 January 2020 08:04 CET | Update | https://www.mdpi.com/1996-1073/13/1/191/xml |
| article xml file uploaded | 7 January 2020 08:04 CET | Update | N/A |
| article pdf uploaded. | 1 January 2020 08:36 CET | Version of Record | https://www.mdpi.com/1996-1073/13/1/191/pdf-vor |
| article xml file uploaded | 1 January 2020 08:36 CET | Original file | N/A |
