| article html file updated | 5 February 2020 18:49 CET | Update | https://www.mdpi.com/2073-8994/3/4/780 |
| article html file updated | 8 May 2019 21:36 CEST | Update | N/A |
| article html file updated | 20 March 2019 11:20 CET | Update | N/A |
| article html file updated | 3 January 2019 09:45 CET | Original file | N/A |
| article xml uploaded. | 3 January 2019 09:43 CET | Update | https://www.mdpi.com/2073-8994/3/4/780/xml |
