| article html file updated | 7 February 2020 05:29 CET | Update | https://www.mdpi.com/2310-2861/2/1/10 |
| article html file updated | 5 May 2019 22:21 CEST | Update | - |
| article html file updated | 26 March 2019 22:39 CET | Original file | - |
| article pdf uploaded. | 4 March 2016 11:12 CET | Version of Record | https://www.mdpi.com/2310-2861/2/1/10/pdf |
| article xml uploaded. | 4 March 2016 11:12 CET | Original file | https://www.mdpi.com/2310-2861/2/1/10/xml |
