| article html file updated | 31 August 2025 17:32 CEST | Update | https://www.mdpi.com/2079-9276/9/4/42 |
| article html file updated | 21 July 2022 02:00 CEST | Update | - |
| article html file updated | 8 May 2020 12:27 CEST | Update | - |
| article html file updated | 27 April 2020 04:22 CEST | Update | - |
| article pdf uploaded. | 27 April 2020 04:20 CEST | Updated version of record | https://www.mdpi.com/2079-9276/9/4/42/pdf |
| article xml uploaded. | 27 April 2020 04:20 CEST | Update | https://www.mdpi.com/2079-9276/9/4/42/xml |
| article xml file uploaded | 27 April 2020 04:20 CEST | Update | - |
| article html file updated | 26 April 2020 08:44 CEST | Original file | - |
| article pdf uploaded. | 26 April 2020 08:43 CEST | Updated version of record | https://www.mdpi.com/2079-9276/9/4/42/pdf-vor |
| article xml file uploaded | 26 April 2020 08:43 CEST | Update | - |
| article pdf uploaded. | 15 April 2020 17:43 CEST | Version of Record | https://www.mdpi.com/2079-9276/9/4/42/pdf-vor |
| article xml file uploaded | 15 April 2020 17:43 CEST | Original file | - |
