| article html file updated | 9 February 2020 03:59 CET | Update | https://www.mdpi.com/2075-163X/8/2/35 |
| article html file updated | 30 September 2019 03:25 CEST | Update | - |
| article html file updated | 2 May 2019 00:17 CEST | Update | - |
| article html file updated | 17 April 2019 22:46 CEST | Update | - |
| article html file updated | 28 March 2019 17:37 CET | Update | - |
| article html file updated | 14 March 2018 15:00 CET | Update | - |
| article html file updated | 23 January 2018 18:41 CET | Original file | - |
| article xml uploaded. | 23 January 2018 18:40 CET | Original file | https://www.mdpi.com/2075-163X/8/2/35/xml |
| article pdf uploaded. | 23 January 2018 18:40 CET | Version of Record | https://www.mdpi.com/2075-163X/8/2/35/pdf |
