| article html file updated | 31 August 2025 10:00 CEST | Update | https://www.mdpi.com/2199-8531/6/1/7 |
| article html file updated | 20 July 2022 18:31 CEST | Update | N/A |
| article html file updated | 18 March 2020 07:17 CET | Original file | N/A |
| article pdf uploaded. | 18 March 2020 07:16 CET | Updated version of record | https://www.mdpi.com/2199-8531/6/1/7/pdf |
| article xml uploaded. | 18 March 2020 07:16 CET | Update | https://www.mdpi.com/2199-8531/6/1/7/xml |
| article xml file uploaded | 18 March 2020 07:16 CET | Update | N/A |
| article pdf uploaded. | 30 January 2020 03:21 CET | Updated version of record | https://www.mdpi.com/2199-8531/6/1/7/pdf-vor |
| article pdf uploaded. | 28 January 2020 04:46 CET | Updated version of record | https://www.mdpi.com/2199-8531/6/1/7/pdf-vor |
| article pdf uploaded. | 26 January 2020 10:34 CET | Version of Record | https://www.mdpi.com/2199-8531/6/1/7/pdf-vor |
| article xml file uploaded | 26 January 2020 10:34 CET | Original file | N/A |
