| article html file updated | 31 August 2025 03:29 CEST | Update | https://www.mdpi.com/1996-1073/12/21/4070 |
| article html file updated | 20 July 2022 00:56 CEST | Update | - |
| article html file updated | 14 February 2020 03:53 CET | Update | - |
| article html file updated | 15 November 2019 07:27 CET | Update | - |
| article html file updated | 25 October 2019 09:42 CEST | Original file | - |
| article pdf uploaded. | 25 October 2019 09:40 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/21/4070/pdf |
| article xml uploaded. | 25 October 2019 09:40 CEST | Update | https://www.mdpi.com/1996-1073/12/21/4070/xml |
| article xml file uploaded | 25 October 2019 09:40 CEST | Original file | - |
