| article html file updated | 8 February 2020 07:38 CET | Update | https://www.mdpi.com/2075-163X/7/6/93 |
| article html file updated | 25 September 2019 05:06 CEST | Update | N/A |
| article html file updated | 3 May 2019 18:41 CEST | Update | N/A |
| article html file updated | 28 June 2017 14:12 CEST | Update | N/A |
| article html file updated | 6 June 2017 16:45 CEST | Original file | N/A |
| article xml uploaded. | 6 June 2017 16:43 CEST | Original file | https://www.mdpi.com/2075-163X/7/6/93/xml |
| article pdf uploaded. | 6 June 2017 16:43 CEST | Version of Record | https://www.mdpi.com/2075-163X/7/6/93/pdf |
