| article html file updated | 5 February 2020 21:00 CET | Update | https://www.mdpi.com/2073-8994/4/3/344 |
| article html file updated | 19 September 2019 11:31 CEST | Update | N/A |
| article html file updated | 8 May 2019 16:52 CEST | Update | N/A |
| article html file updated | 25 March 2019 12:26 CET | Update | N/A |
| article html file updated | 4 January 2019 02:55 CET | Original file | N/A |
| article xml uploaded. | 3 January 2019 09:52 CET | Original file | https://www.mdpi.com/2073-8994/4/3/344/xml |
