| article html file updated | 7 February 2020 23:03 CET | Update | https://www.mdpi.com/2076-2615/7/2/10 |
| article html file updated | 23 September 2019 06:07 CEST | Update | - |
| article html file updated | 4 May 2019 11:55 CEST | Update | - |
| article html file updated | 2 March 2017 08:57 CET | Update | - |
| article html file updated | 10 February 2017 10:26 CET | Original file | - |
| article xml uploaded. | 10 February 2017 10:25 CET | Original file | https://www.mdpi.com/2076-2615/7/2/10/xml |
| article pdf uploaded. | 10 February 2017 10:25 CET | Version of Record | https://www.mdpi.com/2076-2615/7/2/10/pdf |
