| article html file updated | 8 February 2020 10:32 CET | Update | https://www.mdpi.com/2073-4433/8/7/122 |
| article html file updated | 25 September 2019 20:17 CEST | Update | N/A |
| article html file updated | 3 May 2019 13:15 CEST | Update | N/A |
| article html file updated | 1 August 2017 09:30 CEST | Update | N/A |
| article html file updated | 9 July 2017 09:10 CEST | Original file | N/A |
| article xml uploaded. | 9 July 2017 09:09 CEST | Original file | https://www.mdpi.com/2073-4433/8/7/122/xml |
| article pdf uploaded. | 9 July 2017 09:09 CEST | Version of Record | https://www.mdpi.com/2073-4433/8/7/122/pdf |
