| article html file updated | 30 August 2025 06:56 CEST | Update | https://www.mdpi.com/1996-1944/11/9/1721 |
| article html file updated | 17 July 2022 02:43 CEST | Update | N/A |
| article html file updated | 10 February 2020 10:52 CET | Update | N/A |
| article html file updated | 7 October 2019 20:36 CEST | Update | N/A |
| article html file updated | 29 April 2019 05:51 CEST | Update | N/A |
| article html file updated | 15 April 2019 01:27 CEST | Update | N/A |
| article html file updated | 31 March 2019 18:42 CEST | Update | N/A |
| article html file updated | 28 September 2018 12:47 CEST | Update | N/A |
| article html file updated | 14 September 2018 05:44 CEST | Original file | N/A |
| article pdf uploaded. | 14 September 2018 05:29 CEST | Version of Record | https://www.mdpi.com/1996-1944/11/9/1721/pdf |
| article xml uploaded. | 14 September 2018 05:29 CEST | Update | https://www.mdpi.com/1996-1944/11/9/1721/xml |
| article xml file uploaded | 14 September 2018 05:29 CEST | Original file | N/A |
