| article html file updated | 8 February 2020 07:53 CET | Update | https://www.mdpi.com/2073-4433/8/6/102 |
| article html file updated | 25 September 2019 06:22 CEST | Update | - |
| article html file updated | 3 May 2019 18:12 CEST | Update | - |
| article html file updated | 27 June 2017 09:52 CEST | Update | - |
| article html file updated | 9 June 2017 14:39 CEST | Original file | - |
| article xml uploaded. | 9 June 2017 14:38 CEST | Original file | https://www.mdpi.com/2073-4433/8/6/102/xml |
| article pdf uploaded. | 9 June 2017 14:38 CEST | Version of Record | https://www.mdpi.com/2073-4433/8/6/102/pdf |
