| article html file updated | 9 February 2020 08:13 CET | Update | https://www.mdpi.com/2073-4433/9/3/90 |
| article html file updated | 1 October 2019 04:26 CEST | Update | - |
| article html file updated | 1 May 2019 15:05 CEST | Update | - |
| article html file updated | 17 April 2019 14:39 CEST | Update | - |
| article html file updated | 29 March 2019 02:58 CET | Update | - |
| article html file updated | 26 March 2018 14:55 CEST | Update | - |
| article html file updated | 1 March 2018 09:49 CET | Original file | - |
| article pdf uploaded. | 1 March 2018 09:49 CET | Version of Record | https://www.mdpi.com/2073-4433/9/3/90/pdf |
| article xml uploaded. | 1 March 2018 09:48 CET | Update | https://www.mdpi.com/2073-4433/9/3/90/xml |
