| article html file updated | 8 February 2020 01:34 CET | Update | https://new.mdpi.com/2073-4441/9/3/219 |
| article html file updated | 23 September 2019 20:22 CEST | Update | - |
| article html file updated | 4 May 2019 06:31 CEST | Update | - |
| article html file updated | 28 March 2017 03:57 CEST | Update | - |
| article html file updated | 16 March 2017 09:19 CET | Original file | - |
| article xml uploaded. | 16 March 2017 09:18 CET | Update | https://new.mdpi.com/2073-4441/9/3/219/xml |
| article pdf uploaded. | 16 March 2017 09:18 CET | Version of Record | https://new.mdpi.com/2073-4441/9/3/219/pdf |
