| article html file updated | 8 February 2020 20:14 CET | Update | https://www.mdpi.com/2075-4701/7/11/473 |
| article html file updated | 28 September 2019 05:07 CEST | Update | - |
| article html file updated | 2 May 2019 17:11 CEST | Update | - |
| article html file updated | 30 November 2017 10:16 CET | Update | - |
| article html file updated | 3 November 2017 13:26 CET | Original file | - |
| article xml uploaded. | 3 November 2017 13:24 CET | Update | https://www.mdpi.com/2075-4701/7/11/473/xml |
| article xml uploaded. | 3 November 2017 13:24 CET | Original file | - |
| article pdf uploaded. | 3 November 2017 13:24 CET | Version of Record | https://www.mdpi.com/2075-4701/7/11/473/pdf |
