| article html file updated | 30 August 2025 00:25 CEST | Update | https://www.mdpi.com/2071-1050/9/2/279 |
| article html file updated | 16 July 2022 04:53 CEST | Update | - |
| article html file updated | 7 February 2020 23:28 CET | Update | - |
| article html file updated | 23 September 2019 08:20 CEST | Update | - |
| article html file updated | 4 May 2019 11:06 CEST | Update | - |
| article html file updated | 1 March 2017 10:39 CET | Update | - |
| article html file updated | 15 February 2017 12:39 CET | Original file | - |
| article xml uploaded. | 15 February 2017 12:37 CET | Original file | https://www.mdpi.com/2071-1050/9/2/279/xml |
| article pdf uploaded. | 15 February 2017 12:37 CET | Version of Record | https://www.mdpi.com/2071-1050/9/2/279/pdf |
