| article html file updated | 31 August 2025 17:22 CEST | Update | https://www.mdpi.com/1996-1073/13/8/1921 |
| article html file updated | 21 July 2022 01:51 CEST | Update | N/A |
| article html file updated | 8 May 2020 16:03 CEST | Update | N/A |
| article html file updated | 16 April 2020 10:37 CEST | Update | N/A |
| article pdf uploaded. | 16 April 2020 10:35 CEST | Updated version of record | https://www.mdpi.com/1996-1073/13/8/1921/pdf |
| article xml uploaded. | 16 April 2020 10:35 CEST | Update | https://www.mdpi.com/1996-1073/13/8/1921/xml |
| article xml file uploaded | 16 April 2020 10:35 CEST | Update | N/A |
| article html file updated | 14 April 2020 13:57 CEST | Original file | N/A |
| article pdf uploaded. | 14 April 2020 13:56 CEST | Version of Record | https://www.mdpi.com/1996-1073/13/8/1921/pdf-vor |
| article xml file uploaded | 14 April 2020 13:55 CEST | Original file | N/A |
