| article html file updated | 30 August 2025 01:55 CEST | Update | https://www.mdpi.com/2071-1050/9/12/2274 |
| article html file updated | 16 July 2022 07:51 CEST | Update | - |
| article html file updated | 8 February 2020 23:29 CET | Update | - |
| article html file updated | 29 September 2019 01:46 CEST | Update | - |
| article html file updated | 2 May 2019 09:54 CEST | Update | - |
| article html file updated | 18 April 2019 07:33 CEST | Update | - |
| article html file updated | 2 January 2018 18:34 CET | Update | - |
| article html file updated | 15 December 2017 10:04 CET | Update | - |
| article xml uploaded. | 15 December 2017 10:02 CET | Update | https://www.mdpi.com/2071-1050/9/12/2274/xml |
| article pdf uploaded. | 15 December 2017 10:02 CET | Updated version of record | https://www.mdpi.com/2071-1050/9/12/2274/pdf |
| article html file updated | 8 December 2017 08:11 CET | Original file | - |
| article xml uploaded. | 8 December 2017 08:10 CET | Original file | - |
| article pdf uploaded. | 8 December 2017 08:10 CET | Version of Record | https://www.mdpi.com/2071-1050/9/12/2274/pdf-vor |