| article html file updated | 30 August 2025 00:14 CEST | Update | https://www.mdpi.com/2072-6643/9/1/73 |
| article html file updated | 16 July 2022 04:32 CEST | Update | - |
| article html file updated | 7 February 2020 21:39 CET | Update | - |
| article html file updated | 22 September 2019 22:27 CEST | Update | - |
| article html file updated | 4 May 2019 14:47 CEST | Update | - |
| article html file updated | 7 February 2017 12:30 CET | Update | - |
| article html file updated | 18 January 2017 06:56 CET | Update | - |
| article xml uploaded. | 18 January 2017 06:54 CET | Update | https://www.mdpi.com/2072-6643/9/1/73/xml |
| article pdf uploaded. | 18 January 2017 06:54 CET | Updated version of record | https://www.mdpi.com/2072-6643/9/1/73/pdf |
| article html file updated | 18 January 2017 03:23 CET | Original file | - |
| article xml uploaded. | 18 January 2017 03:22 CET | Original file | - |
| article pdf uploaded. | 18 January 2017 03:22 CET | Version of Record | https://www.mdpi.com/2072-6643/9/1/73/pdf-vor |
