| article html file updated | 9 February 2020 02:06 CET | Update | https://www.mdpi.com/2075-4434/6/1/5 |
| article html file updated | 2 May 2019 04:13 CEST | Update | - |
| article html file updated | 18 April 2019 02:19 CEST | Update | - |
| article html file updated | 28 March 2019 13:21 CET | Update | - |
| article html file updated | 27 March 2018 12:38 CEST | Update | - |
| article html file updated | 5 January 2018 13:03 CET | Original file | - |
| article xml uploaded. | 5 January 2018 13:02 CET | Original file | https://www.mdpi.com/2075-4434/6/1/5/xml |
| article pdf uploaded. | 5 January 2018 13:02 CET | Version of Record | https://www.mdpi.com/2075-4434/6/1/5/pdf |
