| article html file updated | 30 August 2025 01:27 CEST | Update | https://www.mdpi.com/2079-6374/7/4/48 |
| article html file updated | 16 July 2022 06:53 CEST | Update | N/A |
| article html file updated | 8 February 2020 18:47 CET | Update | N/A |
| article html file updated | 27 September 2019 20:27 CEST | Update | N/A |
| article html file updated | 2 May 2019 20:30 CEST | Update | N/A |
| article html file updated | 2 January 2018 12:26 CET | Update | N/A |
| article html file updated | 19 October 2017 08:53 CEST | Original file | N/A |
| article xml uploaded. | 19 October 2017 08:51 CEST | Update | https://www.mdpi.com/2079-6374/7/4/48/xml |
| article xml uploaded. | 19 October 2017 08:51 CEST | Original file | N/A |
| article pdf uploaded. | 19 October 2017 08:51 CEST | Updated version of record | https://www.mdpi.com/2079-6374/7/4/48/pdf |
| article pdf uploaded. | 18 October 2017 12:25 CEST | Version of Record | https://www.mdpi.com/2079-6374/7/4/48/pdf-vor |
