| article html file updated | 7 February 2020 14:25 CET | Update | https://www.mdpi.com/2073-4360/8/9/330 |
| article html file updated | 5 May 2019 05:09 CEST | Update | N/A |
| article html file updated | 27 September 2016 11:38 CEST | Update | N/A |
| article html file updated | 3 September 2016 09:55 CEST | Original file | N/A |
| article xml uploaded. | 3 September 2016 09:54 CEST | Update | https://www.mdpi.com/2073-4360/8/9/330/xml |
| article xml uploaded. | 3 September 2016 09:54 CEST | Original file | N/A |
| article pdf uploaded. | 3 September 2016 09:54 CEST | Version of Record | https://www.mdpi.com/2073-4360/8/9/330/pdf |
