| article html file updated | 24 December 2025 17:20 CET | Update | https://www.mdpi.com/1996-1073/13/3/621 |
| article html file updated | 31 August 2025 10:28 CEST | Update | N/A |
| article html file updated | 20 July 2022 18:59 CEST | Update | N/A |
| article html file updated | 20 February 2020 09:25 CET | Update | N/A |
| article html file updated | 15 February 2020 07:05 CET | Update | N/A |
| article html file updated | 12 February 2020 05:28 CET | Update | N/A |
| article pdf uploaded. | 12 February 2020 05:27 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/3/621/pdf |
| article xml uploaded. | 12 February 2020 05:27 CET | Update | https://www.mdpi.com/1996-1073/13/3/621/xml |
| article xml file uploaded | 12 February 2020 05:27 CET | Update | N/A |
| article html file updated | 11 February 2020 13:02 CET | Original file | N/A |
| article pdf uploaded. | 11 February 2020 13:00 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/3/621/pdf-vor |
| article xml uploaded. | 11 February 2020 13:00 CET | Update | N/A |
| article xml file uploaded | 11 February 2020 13:00 CET | Update | N/A |
| article pdf uploaded. | 1 February 2020 13:55 CET | Version of Record | https://www.mdpi.com/1996-1073/13/3/621/pdf-vor |
| article xml file uploaded | 1 February 2020 13:55 CET | Original file | N/A |
