| article html file updated | 8 February 2020 16:51 CET | Update | https://www.mdpi.com/2220-9964/6/10/294 |
| article html file updated | 27 September 2019 07:12 CEST | Update | - |
| article html file updated | 3 May 2019 00:43 CEST | Update | - |
| article html file updated | 1 November 2017 02:29 CET | Update | - |
| article html file updated | 22 September 2017 06:24 CEST | Original file | - |
| article xml uploaded. | 22 September 2017 06:23 CEST | Original file | https://www.mdpi.com/2220-9964/6/10/294/xml |
| article pdf uploaded. | 22 September 2017 06:23 CEST | Version of Record | https://www.mdpi.com/2220-9964/6/10/294/pdf |
