| article html file updated | 7 February 2020 04:56 CET | Update | https://www.mdpi.com/2073-4360/8/3/35 |
| article html file updated | 21 September 2019 11:52 CEST | Update | - |
| article html file updated | 5 May 2019 23:28 CEST | Update | - |
| article html file updated | 26 March 2019 21:31 CET | Update | - |
| article html file updated | 15 March 2019 11:38 CET | Update | - |
| article html file updated | 30 March 2016 07:55 CEST | Original file | - |
| article pdf uploaded. | 24 February 2016 10:45 CET | Version of Record | https://www.mdpi.com/2073-4360/8/3/35/pdf |
| article xml uploaded. | 24 February 2016 10:45 CET | Original file | https://www.mdpi.com/2073-4360/8/3/35/xml |
