| article html file updated | 30 August 2025 04:14 CEST | Update | https://www.mdpi.com/2075-163X/8/6/238 |
| article html file updated | 16 July 2022 20:57 CEST | Update | - |
| article html file updated | 9 February 2020 19:56 CET | Update | - |
| article html file updated | 4 October 2019 04:36 CEST | Update | - |
| article html file updated | 30 April 2019 14:35 CEST | Update | - |
| article html file updated | 16 April 2019 15:11 CEST | Update | - |
| article html file updated | 30 March 2019 06:48 CET | Update | - |
| article html file updated | 27 June 2018 13:12 CEST | Update | - |
| article html file updated | 1 June 2018 14:55 CEST | Original file | - |
| article pdf uploaded. | 1 June 2018 14:54 CEST | Version of Record | https://www.mdpi.com/2075-163X/8/6/238/pdf |
| article xml uploaded. | 1 June 2018 14:54 CEST | Update | https://www.mdpi.com/2075-163X/8/6/238/xml |
| article xml file uploaded | 1 June 2018 14:54 CEST | Original file | - |
