| article html file updated | 7 February 2020 04:29 CET | Update | https://www.mdpi.com/2072-6643/8/2/84 |
| article html file updated | 6 May 2019 00:32 CEST | Update | - |
| article html file updated | 26 March 2019 20:34 CET | Original file | - |
| article pdf uploaded. | 16 February 2016 04:29 CET | Updated version of record | https://www.mdpi.com/2072-6643/8/2/84/pdf |
| article xml uploaded. | 16 February 2016 04:29 CET | Original file | https://www.mdpi.com/2072-6643/8/2/84/xml |
| article pdf uploaded. | 8 February 2016 12:05 CET | Version of Record | https://www.mdpi.com/2072-6643/8/2/84/pdf-vor |
