| article html file updated | 29 August 2025 22:46 CEST | Update | https://www.mdpi.com/2079-6374/6/1/7 |
| article html file updated | 16 July 2022 01:52 CEST | Update | N/A |
| article html file updated | 7 February 2020 05:12 CET | Update | N/A |
| article html file updated | 5 May 2019 22:55 CEST | Update | N/A |
| article html file updated | 26 March 2019 22:05 CET | Update | N/A |
| article html file updated | 29 March 2016 12:25 CEST | Original file | N/A |
| article pdf uploaded. | 29 February 2016 13:12 CET | Version of Record | https://www.mdpi.com/2079-6374/6/1/7/pdf |
| article xml uploaded. | 29 February 2016 13:12 CET | Original file | https://www.mdpi.com/2079-6374/6/1/7/xml |
