| article html file updated | 9 February 2020 03:12 CET | Update | https://www.mdpi.com/2227-7072/6/1/10 |
| article html file updated | 29 September 2019 22:52 CEST | Update | - |
| article html file updated | 2 May 2019 01:59 CEST | Update | - |
| article html file updated | 18 April 2019 00:15 CEST | Update | - |
| article html file updated | 28 March 2019 15:52 CET | Update | - |
| article html file updated | 26 March 2018 15:41 CEST | Update | - |
| article html file updated | 16 January 2018 07:30 CET | Original file | - |
| article xml uploaded. | 16 January 2018 07:29 CET | Original file | https://www.mdpi.com/2227-7072/6/1/10/xml |
| article pdf uploaded. | 16 January 2018 07:29 CET | Version of Record | https://www.mdpi.com/2227-7072/6/1/10/pdf |
