| article html file updated | 30 August 2025 04:31 CEST | Update | https://www.mdpi.com/2071-1050/10/6/1999 |
| article html file updated | 16 July 2022 21:35 CEST | Update | - |
| article html file updated | 9 February 2020 21:25 CET | Update | - |
| article html file updated | 4 October 2019 13:54 CEST | Update | - |
| article html file updated | 30 April 2019 11:04 CEST | Update | - |
| article html file updated | 16 April 2019 11:29 CEST | Update | - |
| article html file updated | 16 April 2019 06:21 CEST | Update | - |
| article html file updated | 30 March 2019 10:37 CET | Update | - |
| article html file updated | 27 June 2018 18:37 CEST | Update | - |
| article html file updated | 13 June 2018 15:19 CEST | Original file | - |
| article pdf uploaded. | 13 June 2018 15:18 CEST | Version of Record | https://www.mdpi.com/2071-1050/10/6/1999/pdf |
| article xml uploaded. | 13 June 2018 15:18 CEST | Update | https://www.mdpi.com/2071-1050/10/6/1999/xml |
| article xml file uploaded | 13 June 2018 15:18 CEST | Original file | - |