| article html file updated | 31 August 2025 02:56 CEST | Update | https://www.mdpi.com/2076-0817/8/4/191 |
| article html file updated | 20 July 2022 01:36 CEST | Update | - |
| article html file updated | 14 February 2020 01:01 CET | Update | - |
| article html file updated | 30 December 2019 19:05 CET | Update | - |
| article html file updated | 24 October 2019 11:51 CEST | Original file | - |
| article pdf uploaded. | 24 October 2019 11:48 CEST | Updated version of record | https://www.mdpi.com/2076-0817/8/4/191/pdf |
| article xml uploaded. | 24 October 2019 11:48 CEST | Update | https://www.mdpi.com/2076-0817/8/4/191/xml |
| article xml file uploaded | 24 October 2019 11:48 CEST | Update | - |
| article pdf uploaded. | 15 October 2019 12:43 CEST | Version of Record | https://www.mdpi.com/2076-0817/8/4/191/pdf-vor |
| article xml file uploaded | 15 October 2019 12:43 CEST | Original file | - |
