| article html file updated | 9 February 2020 03:24 CET | Update | https://www.mdpi.com/2072-666X/9/1/34 |
| article html file updated | 30 September 2019 00:05 CEST | Update | - |
| article html file updated | 2 May 2019 01:34 CEST | Update | - |
| article html file updated | 17 April 2019 23:52 CEST | Update | - |
| article html file updated | 28 March 2019 16:20 CET | Update | - |
| article html file updated | 1 February 2018 15:55 CET | Update | - |
| article html file updated | 18 January 2018 11:02 CET | Update | - |
| article xml uploaded. | 18 January 2018 11:00 CET | Update | https://www.mdpi.com/2072-666X/9/1/34/xml |
| article xml uploaded. | 18 January 2018 11:00 CET | Update | - |
| article pdf uploaded. | 18 January 2018 11:00 CET | Updated version of record | https://www.mdpi.com/2072-666X/9/1/34/pdf |
| article html file updated | 17 January 2018 15:30 CET | Original file | - |
| article xml uploaded. | 17 January 2018 15:28 CET | Original file | - |
| article pdf uploaded. | 17 January 2018 15:28 CET | Version of Record | https://www.mdpi.com/2072-666X/9/1/34/pdf-vor |