| article html file updated | 30 August 2025 10:28 CEST | Update | https://www.mdpi.com/2306-5729/4/1/7 |
| article html file updated | 17 July 2022 19:48 CEST | Update | - |
| article html file updated | 11 February 2020 05:57 CET | Update | - |
| article html file updated | 27 April 2019 13:02 CEST | Update | - |
| article html file updated | 13 April 2019 09:02 CEST | Update | - |
| article html file updated | 10 April 2019 20:22 CEST | Update | - |
| article html file updated | 2 April 2019 20:25 CEST | Update | - |
| article html file updated | 30 December 2018 10:08 CET | Original file | - |
| article pdf uploaded. | 30 December 2018 10:05 CET | Version of Record | https://www.mdpi.com/2306-5729/4/1/7/pdf |
| article xml uploaded. | 30 December 2018 10:05 CET | Update | https://www.mdpi.com/2306-5729/4/1/7/xml |
| article xml file uploaded | 30 December 2018 10:05 CET | Original file | - |
