| article html file updated | 9 February 2020 01:02 CET | Update | https://www.mdpi.com/2072-666X/9/1/2 |
| article html file updated | 29 September 2019 10:49 CEST | Update | - |
| article html file updated | 2 May 2019 06:29 CEST | Update | - |
| article html file updated | 18 April 2019 04:25 CEST | Update | - |
| article html file updated | 28 March 2019 10:46 CET | Update | - |
| article html file updated | 1 February 2018 15:57 CET | Update | - |
| article html file updated | 19 January 2018 07:39 CET | Update | - |
| article xml uploaded. | 19 January 2018 07:37 CET | Update | https://www.mdpi.com/2072-666X/9/1/2/xml |
| article pdf uploaded. | 19 January 2018 07:37 CET | Updated version of record | https://www.mdpi.com/2072-666X/9/1/2/pdf |
| article html file updated | 23 December 2017 11:29 CET | Original file | - |
| article xml uploaded. | 23 December 2017 11:27 CET | Update | - |
| article xml uploaded. | 23 December 2017 11:27 CET | Original file | - |
| article pdf uploaded. | 23 December 2017 11:27 CET | Version of Record | https://www.mdpi.com/2072-666X/9/1/2/pdf-vor |
