| article html file updated | 9 February 2020 21:18 CET | Update | https://www.mdpi.com/2075-4701/8/6/451 |
| article html file updated | 4 October 2019 13:16 CEST | Update | - |
| article html file updated | 30 April 2019 11:20 CEST | Update | - |
| article html file updated | 16 April 2019 11:45 CEST | Update | - |
| article html file updated | 16 April 2019 06:35 CEST | Update | - |
| article html file updated | 30 March 2019 10:20 CET | Update | - |
| article html file updated | 27 June 2018 15:43 CEST | Update | - |
| article html file updated | 13 June 2018 09:24 CEST | Original file | - |
| article pdf uploaded. | 13 June 2018 09:23 CEST | Version of Record | https://www.mdpi.com/2075-4701/8/6/451/pdf |
| article xml uploaded. | 13 June 2018 09:23 CEST | Update | https://www.mdpi.com/2075-4701/8/6/451/xml |
| article xml file uploaded | 13 June 2018 09:23 CEST | Original file | - |
