| article html file updated | 28 July 2022 07:47 CEST | Update | https://www.mdpi.com/1999-5903/13/9/221 |
| article html file updated | 27 August 2021 11:26 CEST | Update | N/A |
| article pdf uploaded. | 27 August 2021 11:25 CEST | Updated version of record | https://www.mdpi.com/1999-5903/13/9/221/pdf |
| article xml uploaded. | 27 August 2021 11:25 CEST | Update | https://www.mdpi.com/1999-5903/13/9/221/xml |
| article xml file uploaded | 27 August 2021 11:25 CEST | Update | N/A |
| article html file updated | 25 August 2021 13:44 CEST | Original file | N/A |
| article pdf uploaded. | 25 August 2021 13:42 CEST | Version of Record | https://www.mdpi.com/1999-5903/13/9/221/pdf-vor |
| article xml uploaded. | 25 August 2021 13:42 CEST | Update | N/A |
| article xml file uploaded | 25 August 2021 13:42 CEST | Original file | N/A |
