| article html file updated | 31 August 2025 09:33 CEST | Update | https://www.mdpi.com/1996-1073/13/3/521 |
| article html file updated | 20 July 2022 18:04 CEST | Update | N/A |
| article html file updated | 20 February 2020 08:00 CET | Update | N/A |
| article html file updated | 15 February 2020 04:53 CET | Update | N/A |
| article html file updated | 3 February 2020 12:27 CET | Original file | N/A |
| article pdf uploaded. | 3 February 2020 12:24 CET | Updated version of record | https://www.mdpi.com/1996-1073/13/3/521/pdf |
| article xml uploaded. | 3 February 2020 12:24 CET | Update | https://www.mdpi.com/1996-1073/13/3/521/xml |
| article xml file uploaded | 3 February 2020 12:24 CET | Update | N/A |
| article pdf uploaded. | 21 January 2020 11:16 CET | Version of Record | https://www.mdpi.com/1996-1073/13/3/521/pdf-vor |
| article xml file uploaded | 21 January 2020 11:16 CET | Original file | N/A |
