| article html file updated | 31 August 2025 08:54 CEST | Update | https://www.mdpi.com/1996-1073/13/2/391 |
| article html file updated | 20 July 2022 17:25 CEST | Update | N/A |
| article html file updated | 15 February 2020 02:35 CET | Update | N/A |
| article html file updated | 7 February 2020 15:06 CET | Update | N/A |
| article html file updated | 21 January 2020 12:27 CET | Update | N/A |
| article pdf uploaded. | 21 January 2020 12:25 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/2/391/pdf |
| article xml uploaded. | 21 January 2020 12:25 CET | Update | https://www.mdpi.com/1996-1073/13/2/391/xml |
| article xml file uploaded | 21 January 2020 12:25 CET | Update | N/A |
| article html file updated | 21 January 2020 12:17 CET | Update | N/A |
| article pdf uploaded. | 21 January 2020 12:15 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/2/391/pdf-vor |
| article xml uploaded. | 21 January 2020 12:15 CET | Update | N/A |
| article xml file uploaded | 21 January 2020 12:15 CET | Update | N/A |
| article html file updated | 21 January 2020 11:46 CET | Original file | N/A |
| article pdf uploaded. | 21 January 2020 11:39 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/2/391/pdf-vor |
| article xml uploaded. | 21 January 2020 11:39 CET | Update | N/A |
| article xml file uploaded | 21 January 2020 11:39 CET | Update | N/A |
| article xml file uploaded | 13 January 2020 15:29 CET | Original file | N/A |
| article pdf uploaded. | 13 January 2020 15:29 CET | Version of Record | https://www.mdpi.com/1996-1073/13/2/391/pdf-vor |
