| article html file updated | 30 August 2025 02:49 CEST | Update | https://www.mdpi.com/2079-6439/6/1/13 |
| article html file updated | 16 July 2022 09:35 CEST | Update | - |
| article html file updated | 9 February 2020 08:11 CET | Update | - |
| article html file updated | 1 October 2019 04:14 CEST | Update | - |
| article html file updated | 1 May 2019 15:10 CEST | Update | - |
| article html file updated | 17 April 2019 14:44 CEST | Update | - |
| article html file updated | 29 March 2019 02:53 CET | Update | - |
| article html file updated | 26 March 2018 15:45 CEST | Update | - |
| article html file updated | 1 March 2018 04:08 CET | Original file | - |
| article xml uploaded. | 1 March 2018 04:07 CET | Update | https://www.mdpi.com/2079-6439/6/1/13/xml |
| article pdf uploaded. | 1 March 2018 04:07 CET | Version of Record | https://www.mdpi.com/2079-6439/6/1/13/pdf |
