| article html file updated | 31 August 2025 09:30 CEST | Update | https://www.mdpi.com/1996-1073/13/2/503 |
| article html file updated | 20 July 2022 18:01 CEST | Update | N/A |
| article html file updated | 15 February 2020 04:41 CET | Update | N/A |
| article html file updated | 7 February 2020 15:52 CET | Update | N/A |
| article html file updated | 1 February 2020 04:26 CET | Update | N/A |
| article xml uploaded. | 1 February 2020 04:25 CET | Update | https://www.mdpi.com/1996-1073/13/2/503/xml |
| article xml uploaded. | 1 February 2020 04:25 CET | Update | N/A |
| article pdf uploaded. | 1 February 2020 04:25 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/2/503/pdf |
| article html file updated | 22 January 2020 06:47 CET | Update | N/A |
| article pdf uploaded. | 22 January 2020 06:45 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/2/503/pdf-vor |
| article xml uploaded. | 22 January 2020 06:45 CET | Update | N/A |
| article xml file uploaded | 22 January 2020 06:45 CET | Update | N/A |
| article html file updated | 21 January 2020 09:34 CET | Original file | N/A |
| article pdf uploaded. | 21 January 2020 09:32 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/2/503/pdf-vor |
| article xml uploaded. | 21 January 2020 09:32 CET | Update | N/A |
| article xml file uploaded | 21 January 2020 09:32 CET | Update | N/A |
| article pdf uploaded. | 20 January 2020 13:09 CET | Version of Record | https://www.mdpi.com/1996-1073/13/2/503/pdf-vor |
| article xml file uploaded | 20 January 2020 13:09 CET | Original file | N/A |
