| article html file updated | 8 February 2020 22:04 CET | Update | https://www.mdpi.com/2075-163X/7/12/231 |
| article html file updated | 28 September 2019 17:17 CEST | Update | - |
| article html file updated | 2 May 2019 13:02 CEST | Update | - |
| article html file updated | 18 April 2019 10:40 CEST | Update | - |
| article html file updated | 2 January 2018 18:49 CET | Update | - |
| article html file updated | 6 December 2017 08:34 CET | Update | - |
| article xml uploaded. | 6 December 2017 08:33 CET | Update | https://www.mdpi.com/2075-163X/7/12/231/xml |
| article xml uploaded. | 6 December 2017 08:33 CET | Update | - |
| article pdf uploaded. | 6 December 2017 08:33 CET | Updated version of record | https://www.mdpi.com/2075-163X/7/12/231/pdf |
| article html file updated | 23 November 2017 15:39 CET | Original file | - |
| article xml uploaded. | 23 November 2017 15:38 CET | Update | - |
| article xml uploaded. | 23 November 2017 15:38 CET | Original file | - |
| article pdf uploaded. | 23 November 2017 15:38 CET | Version of Record | https://www.mdpi.com/2075-163X/7/12/231/pdf-vor |
