| article html file updated | 30 August 2025 22:53 CEST | Update | https://www.mdpi.com/2218-1997/5/7/177 |
| article html file updated | 21 August 2025 21:48 CEST | Update | - |
| article html file updated | 20 July 2022 06:31 CEST | Update | - |
| article html file updated | 13 February 2020 04:23 CET | Update | - |
| article html file updated | 31 July 2019 23:12 CEST | Update | - |
| article html file updated | 25 July 2019 09:21 CEST | Original file | - |
| article pdf uploaded. | 25 July 2019 09:19 CEST | Updated version of record | https://www.mdpi.com/2218-1997/5/7/177/pdf |
| article xml uploaded. | 25 July 2019 09:19 CEST | Update | https://www.mdpi.com/2218-1997/5/7/177/xml |
| article xml file uploaded | 25 July 2019 09:19 CEST | Update | - |
| article pdf uploaded. | 23 July 2019 14:17 CEST | Version of Record | https://www.mdpi.com/2218-1997/5/7/177/pdf-vor |
| article xml file uploaded | 23 July 2019 14:17 CEST | Original file | - |
