| article html file updated | 8 February 2020 02:03 CET | Update | https://www.mdpi.com/2304-6767/5/2/14 |
| article html file updated | 23 September 2019 23:19 CEST | Update | - |
| article html file updated | 4 May 2019 05:24 CEST | Update | - |
| article html file updated | 27 March 2017 05:27 CEST | Update | - |
| article html file updated | 23 March 2017 11:41 CET | Original file | - |
| article xml uploaded. | 23 March 2017 11:40 CET | Update | https://www.mdpi.com/2304-6767/5/2/14/xml |
| article pdf uploaded. | 23 March 2017 11:40 CET | Version of Record | https://www.mdpi.com/2304-6767/5/2/14/pdf |
