| article html file updated | 31 August 2025 09:31 CEST | Update | https://www.mdpi.com/1996-1073/13/2/506 |
| article html file updated | 20 July 2022 18:02 CEST | Update | N/A |
| article html file updated | 15 February 2020 04:46 CET | Update | N/A |
| article html file updated | 7 February 2020 15:53 CET | Update | N/A |
| article html file updated | 21 January 2020 16:23 CET | Original file | N/A |
| article pdf uploaded. | 21 January 2020 16:22 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/2/506/pdf |
| article xml uploaded. | 21 January 2020 16:22 CET | Update | https://www.mdpi.com/1996-1073/13/2/506/xml |
| article xml file uploaded | 21 January 2020 16:22 CET | Update | N/A |
| article pdf uploaded. | 20 January 2020 16:23 CET | Version of Record | https://www.mdpi.com/1996-1073/13/2/506/pdf-vor |
| article xml file uploaded | 20 January 2020 16:23 CET | Original file | N/A |
