| article html file updated | 29 August 2025 23:45 CEST | Update | https://www.mdpi.com/2079-4983/7/4/28 |
| article html file updated | 16 July 2022 03:35 CEST | Update | N/A |
| article html file updated | 7 February 2020 16:27 CET | Update | N/A |
| article html file updated | 22 September 2019 03:03 CEST | Update | N/A |
| article html file updated | 5 May 2019 01:28 CEST | Update | N/A |
| article html file updated | 11 December 2018 08:39 CET | Update | N/A |
| article html file updated | 29 December 2016 11:47 CET | Update | N/A |
| article html file updated | 17 October 2016 10:49 CEST | Original file | N/A |
| article xml uploaded. | 17 October 2016 10:48 CEST | Original file | https://www.mdpi.com/2079-4983/7/4/28/xml |
| article pdf uploaded. | 17 October 2016 10:48 CEST | Version of Record | https://www.mdpi.com/2079-4983/7/4/28/pdf |
