| article html file updated | 7 February 2020 19:46 CET | Update | https://www.mdpi.com/2072-6643/8/12/822 |
| article html file updated | 22 September 2019 12:20 CEST | Update | - |
| article html file updated | 4 May 2019 18:52 CEST | Update | - |
| article html file updated | 28 December 2016 05:28 CET | Update | - |
| article html file updated | 16 December 2016 10:47 CET | Original file | - |
| article xml uploaded. | 16 December 2016 10:46 CET | Original file | https://www.mdpi.com/2072-6643/8/12/822/xml |
| article pdf uploaded. | 16 December 2016 10:46 CET | Version of Record | https://www.mdpi.com/2072-6643/8/12/822/pdf |
