| article html file updated | 7 February 2020 14:11 CET | Update | https://www.mdpi.com/2075-4701/6/9/210 |
| article html file updated | 5 May 2019 05:34 CEST | Update | - |
| article html file updated | 27 March 2019 15:28 CET | Update | - |
| article html file updated | 27 September 2016 10:05 CEST | Update | - |
| article html file updated | 31 August 2016 11:51 CEST | Original file | - |
| article xml uploaded. | 31 August 2016 11:49 CEST | Update | https://www.mdpi.com/2075-4701/6/9/210/xml |
| article xml uploaded. | 31 August 2016 11:49 CEST | Update | - |
| article xml uploaded. | 31 August 2016 11:49 CEST | Original file | - |
| article pdf uploaded. | 31 August 2016 11:49 CEST | Version of Record | https://www.mdpi.com/2075-4701/6/9/210/pdf |
