| article html file updated | 31 August 2025 10:56 CEST | Update | https://www.mdpi.com/2199-8531/6/1/12 |
| article html file updated | 20 July 2022 19:27 CEST | Update | - |
| article html file updated | 26 March 2020 09:40 CET | Original file | - |
| article pdf uploaded. | 26 March 2020 09:38 CET | Updated version of record | https://www.mdpi.com/2199-8531/6/1/12/pdf |
| article xml uploaded. | 26 March 2020 09:38 CET | Update | https://www.mdpi.com/2199-8531/6/1/12/xml |
| article xml file uploaded | 26 March 2020 09:38 CET | Update | - |
| article pdf uploaded. | 6 February 2020 14:40 CET | Updated version of record | https://www.mdpi.com/2199-8531/6/1/12/pdf-vor |
| article xml file uploaded | 6 February 2020 14:40 CET | Update | - |
| article pdf uploaded. | 6 February 2020 14:40 CET | Version of Record | https://www.mdpi.com/2199-8531/6/1/12/pdf-vor |
| article xml file uploaded | 6 February 2020 14:40 CET | Original file | - |
