| article html file updated | 9 February 2020 02:22 CET | Update | https://www.mdpi.com/2073-8994/10/1/18 |
| article html file updated | 29 September 2019 18:20 CEST | Update | - |
| article html file updated | 2 May 2019 03:40 CEST | Update | - |
| article html file updated | 18 April 2019 01:48 CEST | Update | - |
| article html file updated | 28 March 2019 13:57 CET | Update | - |
| article html file updated | 1 February 2018 11:43 CET | Update | - |
| article html file updated | 16 January 2018 10:24 CET | Original file | - |
| article xml uploaded. | 16 January 2018 10:22 CET | Update | https://www.mdpi.com/2073-8994/10/1/18/xml |
| article xml uploaded. | 16 January 2018 10:22 CET | Update | - |
| article xml uploaded. | 16 January 2018 10:22 CET | Original file | - |
| article pdf uploaded. | 16 January 2018 10:22 CET | Updated version of record | https://www.mdpi.com/2073-8994/10/1/18/pdf |
| article pdf uploaded. | 8 January 2018 17:50 CET | Version of Record | https://www.mdpi.com/2073-8994/10/1/18/pdf-vor |
