| article html file updated | 30 August 2025 09:44 CEST | Update | https://www.mdpi.com/2227-9717/6/12/255 |
| article html file updated | 17 July 2022 14:14 CEST | Update | - |
| article html file updated | 11 February 2020 02:01 CET | Update | - |
| article html file updated | 11 October 2019 16:10 CEST | Update | - |
| article html file updated | 27 April 2019 22:00 CEST | Update | - |
| article html file updated | 13 April 2019 17:53 CEST | Update | - |
| article html file updated | 2 April 2019 10:02 CEST | Update | - |
| article html file updated | 26 December 2018 10:56 CET | Update | - |
| article html file updated | 12 December 2018 07:57 CET | Original file | - |
| article pdf uploaded. | 12 December 2018 07:55 CET | Updated version of record | https://www.mdpi.com/2227-9717/6/12/255/pdf |
| article xml uploaded. | 12 December 2018 07:55 CET | Update | https://www.mdpi.com/2227-9717/6/12/255/xml |
| article xml file uploaded | 12 December 2018 07:55 CET | Update | - |
| article pdf uploaded. | 8 December 2018 09:22 CET | Version of Record | https://www.mdpi.com/2227-9717/6/12/255/pdf-vor |
| article xml file uploaded | 8 December 2018 09:22 CET | Original file | - |