| article html file updated | 7 February 2020 16:46 CET | Update | https://www.mdpi.com/2072-6643/8/10/656 |
| article html file updated | 5 May 2019 00:53 CEST | Update | N/A |
| article html file updated | 28 October 2016 12:41 CEST | Update | N/A |
| article html file updated | 21 October 2016 11:26 CEST | Original file | N/A |
| article xml uploaded. | 21 October 2016 11:24 CEST | Update | https://www.mdpi.com/2072-6643/8/10/656/xml |
| article xml uploaded. | 21 October 2016 11:24 CEST | Original file | N/A |
| article pdf uploaded. | 21 October 2016 11:24 CEST | Version of Record | https://www.mdpi.com/2072-6643/8/10/656/pdf |
