| article html file updated | 31 August 2025 04:38 CEST | Update | https://www.mdpi.com/2079-6374/9/4/136 |
| article html file updated | 19 July 2022 23:40 CEST | Update | - |
| article html file updated | 14 February 2020 09:48 CET | Update | - |
| article html file updated | 30 December 2019 10:54 CET | Update | - |
| article html file updated | 30 November 2019 10:57 CET | Original file | - |
| article pdf uploaded. | 30 November 2019 10:55 CET | Updated version of record | https://www.mdpi.com/2079-6374/9/4/136/pdf |
| article xml uploaded. | 30 November 2019 10:55 CET | Update | https://www.mdpi.com/2079-6374/9/4/136/xml |
| article xml file uploaded | 30 November 2019 10:55 CET | Update | - |
| article pdf uploaded. | 14 November 2019 14:53 CET | Version of Record | https://www.mdpi.com/2079-6374/9/4/136/pdf-vor |
| article xml file uploaded | 14 November 2019 14:53 CET | Original file | - |
