| article html file updated | 30 August 2025 09:10 CEST | Update | https://www.mdpi.com/2227-9717/6/12/239 |
| article html file updated | 17 July 2022 10:55 CEST | Update | - |
| article html file updated | 10 February 2020 23:05 CET | Update | - |
| article html file updated | 10 October 2019 22:18 CEST | Update | - |
| article html file updated | 28 April 2019 04:04 CEST | Update | - |
| article html file updated | 14 April 2019 00:12 CEST | Update | - |
| article html file updated | 2 April 2019 01:47 CEST | Update | - |
| article html file updated | 26 December 2018 10:41 CET | Update | - |
| article html file updated | 29 November 2018 11:28 CET | Original file | - |
| article pdf uploaded. | 29 November 2018 11:27 CET | Updated version of record | https://www.mdpi.com/2227-9717/6/12/239/pdf |
| article xml uploaded. | 29 November 2018 11:27 CET | Update | https://www.mdpi.com/2227-9717/6/12/239/xml |
| article xml file uploaded | 29 November 2018 11:27 CET | Update | - |
| article pdf uploaded. | 23 November 2018 16:15 CET | Updated version of record | https://www.mdpi.com/2227-9717/6/12/239/pdf-vor |
| article pdf uploaded. | 23 November 2018 16:14 CET | Version of Record | https://www.mdpi.com/2227-9717/6/12/239/pdf-vor |
| article xml file uploaded | 23 November 2018 16:14 CET | Original file | - |