| article html file updated | 8 February 2020 20:07 CET | Update | https://www.mdpi.com/2220-9964/6/11/334 |
| article html file updated | 28 September 2019 04:18 CEST | Update | - |
| article html file updated | 2 May 2019 17:28 CEST | Update | - |
| article html file updated | 30 November 2017 09:26 CET | Update | - |
| article html file updated | 1 November 2017 16:45 CET | Original file | - |
| article xml uploaded. | 1 November 2017 16:43 CET | Update | https://www.mdpi.com/2220-9964/6/11/334/xml |
| article xml uploaded. | 1 November 2017 16:43 CET | Original file | - |
| article pdf uploaded. | 1 November 2017 16:43 CET | Version of Record | https://www.mdpi.com/2220-9964/6/11/334/pdf |
