| article html file updated | 7 February 2020 15:22 CET | Update | https://www.mdpi.com/2220-9964/5/10/167 |
| article html file updated | 5 May 2019 03:26 CEST | Update | - |
| article html file updated | 4 November 2016 07:54 CET | Update | - |
| article html file updated | 22 September 2016 08:28 CEST | Original file | - |
| article xml uploaded. | 22 September 2016 08:27 CEST | Original file | https://www.mdpi.com/2220-9964/5/10/167/xml |
| article pdf uploaded. | 22 September 2016 08:27 CEST | Version of Record | https://www.mdpi.com/2220-9964/5/10/167/pdf |
