| article html file updated | 8 February 2020 11:51 CET | Update | https://www.mdpi.com/2227-7080/5/3/47 |
| article html file updated | 26 September 2019 03:15 CEST | Update | N/A |
| article html file updated | 3 May 2019 10:41 CEST | Update | N/A |
| article html file updated | 27 March 2019 17:23 CET | Update | N/A |
| article html file updated | 30 September 2017 10:11 CEST | Update | N/A |
| article html file updated | 24 July 2017 12:07 CEST | Original file | N/A |
| article xml uploaded. | 24 July 2017 12:05 CEST | Original file | https://www.mdpi.com/2227-7080/5/3/47/xml |
| article pdf uploaded. | 24 July 2017 12:05 CEST | Version of Record | https://www.mdpi.com/2227-7080/5/3/47/pdf |
