| article html file updated | 8 February 2020 08:33 CET | Update | https://www.mdpi.com/2304-6767/5/2/19 |
| article html file updated | 3 May 2019 16:58 CEST | Update | - |
| article html file updated | 17 June 2017 10:23 CEST | Original file | - |
| article xml uploaded. | 17 June 2017 10:21 CEST | Original file | https://www.mdpi.com/2304-6767/5/2/19/xml |
| article pdf uploaded. | 17 June 2017 10:21 CEST | Version of Record | https://www.mdpi.com/2304-6767/5/2/19/pdf |
