| article html file updated | 14 August 2026 20:17 CEST | Update | https://www.mdpi.com/2073-4433/8/12/258 |
| article html file updated | 30 August 2025 02:01 CEST | Update | N/A |
| article html file updated | 16 July 2022 08:03 CEST | Update | N/A |
| article html file updated | 9 February 2020 00:35 CET | Update | N/A |
| article html file updated | 29 September 2019 08:12 CEST | Update | N/A |
| article html file updated | 2 May 2019 07:28 CEST | Update | N/A |
| article html file updated | 18 April 2019 05:19 CEST | Update | N/A |
| article html file updated | 2 January 2018 19:34 CET | Update | N/A |
| article html file updated | 19 December 2017 15:56 CET | Original file | N/A |
| article xml uploaded. | 19 December 2017 15:55 CET | Original file | https://www.mdpi.com/2073-4433/8/12/258/xml |
| article pdf uploaded. | 19 December 2017 15:55 CET | Version of Record | https://www.mdpi.com/2073-4433/8/12/258/pdf |
