| article html file updated | 8 February 2020 03:00 CET | Update | https://www.mdpi.com/2218-273X/7/2/36 |
| article html file updated | 24 September 2019 04:34 CEST | Update | - |
| article html file updated | 4 May 2019 03:21 CEST | Update | - |
| article html file updated | 28 June 2017 12:41 CEST | Update | - |
| article html file updated | 6 April 2017 11:52 CEST | Original file | - |
| article xml uploaded. | 6 April 2017 11:51 CEST | Update | https://www.mdpi.com/2218-273X/7/2/36/xml |
| article pdf uploaded. | 6 April 2017 11:51 CEST | Version of Record | https://www.mdpi.com/2218-273X/7/2/36/pdf |
