| article html file updated | 7 February 2020 18:14 CET | Update | https://www.mdpi.com/2075-4450/7/4/65 |
| article html file updated | 4 May 2019 22:05 CEST | Update | - |
| article html file updated | 29 December 2016 04:32 CET | Update | - |
| article html file updated | 18 November 2016 12:07 CET | Original file | - |
| article xml uploaded. | 18 November 2016 12:05 CET | Update | https://www.mdpi.com/2075-4450/7/4/65/xml |
| article xml uploaded. | 18 November 2016 12:05 CET | Original file | - |
| article pdf uploaded. | 18 November 2016 12:05 CET | Version of Record | https://www.mdpi.com/2075-4450/7/4/65/pdf |
