| article html file updated | 31 August 2025 19:47 CEST | Update | https://www.mdpi.com/1999-4915/12/5/521 |
| article html file updated | 21 July 2022 04:14 CEST | Update | N/A |
| article html file updated | 28 May 2020 06:58 CEST | Original file | N/A |
| article pdf uploaded. | 28 May 2020 06:57 CEST | Updated version of record | https://www.mdpi.com/1999-4915/12/5/521/pdf |
| article xml uploaded. | 28 May 2020 06:57 CEST | Update | https://www.mdpi.com/1999-4915/12/5/521/xml |
| article xml file uploaded | 28 May 2020 06:57 CEST | Update | N/A |
| article pdf uploaded. | 8 May 2020 14:51 CEST | Version of Record | https://www.mdpi.com/1999-4915/12/5/521/pdf-vor |
| article xml file uploaded | 8 May 2020 14:51 CEST | Original file | N/A |
