| article html file updated | 7 February 2020 09:31 CET | Update | https://www.mdpi.com/2304-6767/4/2/17 |
| article html file updated | 21 September 2019 18:09 CEST | Update | N/A |
| article html file updated | 5 May 2019 14:12 CEST | Update | N/A |
| article html file updated | 27 March 2019 06:12 CET | Update | N/A |
| article html file updated | 31 May 2016 08:34 CEST | Original file | N/A |
| article xml uploaded. | 31 May 2016 08:33 CEST | Original file | https://www.mdpi.com/2304-6767/4/2/17/xml |
| article pdf uploaded. | 31 May 2016 08:33 CEST | Version of Record | https://www.mdpi.com/2304-6767/4/2/17/pdf |
