| article html file updated | 30 August 2025 04:16 CEST | Update | https://www.mdpi.com/1996-1073/11/6/1442 |
| article html file updated | 16 July 2022 21:03 CEST | Update | N/A |
| article html file updated | 9 February 2020 20:10 CET | Update | N/A |
| article html file updated | 4 October 2019 06:02 CEST | Update | N/A |
| article html file updated | 30 April 2019 14:03 CEST | Update | N/A |
| article html file updated | 16 April 2019 14:41 CEST | Update | N/A |
| article html file updated | 30 March 2019 07:22 CET | Update | N/A |
| article html file updated | 27 June 2018 15:15 CEST | Update | N/A |
| article html file updated | 4 June 2018 11:53 CEST | Original file | N/A |
| article pdf uploaded. | 4 June 2018 11:52 CEST | Version of Record | https://www.mdpi.com/1996-1073/11/6/1442/pdf |
| article xml uploaded. | 4 June 2018 11:52 CEST | Update | https://www.mdpi.com/1996-1073/11/6/1442/xml |
| article xml file uploaded | 4 June 2018 11:52 CEST | Original file | N/A |