| article html file updated | 5 February 2020 15:05 CET | Update | https://www.mdpi.com/1999-5903/2/3/190 |
| article html file updated | 19 September 2019 00:16 CEST | Update | N/A |
| article html file updated | 9 May 2019 05:10 CEST | Update | N/A |
| article html file updated | 20 March 2019 02:00 CET | Update | N/A |
| article html file updated | 20 July 2017 11:00 CEST | Update | N/A |
| article html file updated | 20 July 2017 11:00 CEST | Update | N/A |
| article html file updated | 20 July 2017 10:59 CEST | Original file | N/A |
| article xml uploaded. | 20 July 2017 10:58 CEST | Original file | https://www.mdpi.com/1999-5903/2/3/190/xml |
