| article html file updated | 30 August 2025 10:22 CEST | Update | https://www.mdpi.com/2075-4434/7/1/4 |
| article html file updated | 17 July 2022 18:55 CEST | Update | - |
| article html file updated | 11 February 2020 05:23 CET | Update | - |
| article html file updated | 12 October 2019 12:36 CEST | Update | - |
| article html file updated | 27 April 2019 14:24 CEST | Update | - |
| article html file updated | 13 April 2019 10:21 CEST | Update | - |
| article html file updated | 10 April 2019 21:59 CEST | Update | - |
| article html file updated | 2 April 2019 18:58 CEST | Update | - |
| article html file updated | 27 December 2018 09:20 CET | Update | - |
| article pdf uploaded. | 27 December 2018 09:19 CET | Updated version of record | https://www.mdpi.com/2075-4434/7/1/4/pdf |
| article xml uploaded. | 27 December 2018 09:19 CET | Update | https://www.mdpi.com/2075-4434/7/1/4/xml |
| article xml file uploaded | 27 December 2018 09:19 CET | Update | - |
| article html file updated | 26 December 2018 20:23 CET | Original file | - |
| article pdf uploaded. | 26 December 2018 10:13 CET | Version of Record | https://www.mdpi.com/2075-4434/7/1/4/pdf-vor |
| article xml uploaded. | 26 December 2018 10:13 CET | Update | - |
| article xml file uploaded | 26 December 2018 10:13 CET | Original file | - |
