| article html file updated | 7 February 2020 09:54 CET | Update | https://www.mdpi.com/2073-4468/5/2/16 |
| article html file updated | 5 May 2019 13:27 CEST | Update | - |
| article html file updated | 27 March 2019 07:00 CET | Update | - |
| article html file updated | 30 June 2016 12:21 CEST | Update | - |
| article html file updated | 8 June 2016 09:34 CEST | Original file | - |
| article xml uploaded. | 8 June 2016 09:32 CEST | Original file | https://www.mdpi.com/2073-4468/5/2/16/xml |
| article pdf uploaded. | 8 June 2016 09:32 CEST | Version of Record | https://www.mdpi.com/2073-4468/5/2/16/pdf |
