| article html file updated | 31 August 2025 17:17 CEST | Update | https://www.mdpi.com/1999-4907/11/4/440 |
| article html file updated | 21 July 2022 01:46 CEST | Update | - |
| article html file updated | 8 October 2020 21:16 CEST | Update | - |
| article html file updated | 22 April 2020 08:34 CEST | Original file | - |
| article pdf uploaded. | 22 April 2020 08:32 CEST | Updated version of record | https://www.mdpi.com/1999-4907/11/4/440/pdf |
| article xml uploaded. | 22 April 2020 08:32 CEST | Update | https://www.mdpi.com/1999-4907/11/4/440/xml |
| article xml file uploaded | 22 April 2020 08:32 CEST | Update | - |
| article pdf uploaded. | 13 April 2020 15:36 CEST | Updated version of record | https://www.mdpi.com/1999-4907/11/4/440/pdf-vor |
| article xml file uploaded | 13 April 2020 15:36 CEST | Update | - |
| article pdf uploaded. | 13 April 2020 15:36 CEST | Version of Record | https://www.mdpi.com/1999-4907/11/4/440/pdf-vor |
| article xml file uploaded | 13 April 2020 15:36 CEST | Original file | - |
