| article html file updated | 7 February 2020 16:07 CET | Update | https://www.mdpi.com/2075-4701/6/10/239 |
| article html file updated | 5 May 2019 02:05 CEST | Update | N/A |
| article html file updated | 28 October 2016 10:15 CEST | Update | N/A |
| article html file updated | 10 October 2016 13:01 CEST | Original file | N/A |
| article xml uploaded. | 10 October 2016 12:59 CEST | Update | https://www.mdpi.com/2075-4701/6/10/239/xml |
| article xml uploaded. | 10 October 2016 12:59 CEST | Original file | N/A |
| article pdf uploaded. | 10 October 2016 12:59 CEST | Version of Record | https://www.mdpi.com/2075-4701/6/10/239/pdf |
