| article html file updated | 30 August 2025 04:31 CEST | Update | https://www.mdpi.com/2071-1050/10/6/1994 |
| article html file updated | 16 July 2022 21:34 CEST | Update | - |
| article html file updated | 9 February 2020 21:22 CET | Update | - |
| article html file updated | 4 October 2019 13:35 CEST | Update | - |
| article html file updated | 30 April 2019 11:12 CEST | Update | - |
| article html file updated | 16 April 2019 11:36 CEST | Update | - |
| article html file updated | 16 April 2019 06:28 CEST | Update | - |
| article html file updated | 30 March 2019 10:29 CET | Update | - |
| article html file updated | 27 June 2018 18:35 CEST | Update | - |
| article html file updated | 13 June 2018 12:00 CEST | Original file | - |
| article pdf uploaded. | 13 June 2018 11:59 CEST | Version of Record | https://www.mdpi.com/2071-1050/10/6/1994/pdf |
| article xml uploaded. | 13 June 2018 11:59 CEST | Update | https://www.mdpi.com/2071-1050/10/6/1994/xml |
| article xml file uploaded | 13 June 2018 11:59 CEST | Original file | - |
