| article html file updated | 31 August 2025 03:03 CEST | Update | https://www.mdpi.com/1996-1073/12/20/3937 |
| article html file updated | 20 July 2022 01:28 CEST | Update | - |
| article html file updated | 14 February 2020 01:34 CET | Update | - |
| article html file updated | 29 October 2019 22:07 CET | Update | - |
| article html file updated | 17 October 2019 07:59 CEST | Original file | - |
| article pdf uploaded. | 17 October 2019 07:58 CEST | Version of Record | https://www.mdpi.com/1996-1073/12/20/3937/pdf |
| article xml uploaded. | 17 October 2019 07:58 CEST | Update | https://www.mdpi.com/1996-1073/12/20/3937/xml |
| article xml file uploaded | 17 October 2019 07:58 CEST | Original file | - |
