| article html file updated | 7 February 2020 09:31 CET | Update | https://www.mdpi.com/2073-4433/7/6/76 |
| article html file updated | 21 September 2019 18:09 CEST | Update | - |
| article html file updated | 5 May 2019 14:11 CEST | Update | - |
| article html file updated | 27 March 2019 06:12 CET | Update | - |
| article html file updated | 28 June 2016 08:33 CEST | Update | - |
| article html file updated | 31 May 2016 10:47 CEST | Original file | - |
| article xml uploaded. | 31 May 2016 10:46 CEST | Original file | https://www.mdpi.com/2073-4433/7/6/76/xml |
| article pdf uploaded. | 31 May 2016 10:46 CEST | Version of Record | https://www.mdpi.com/2073-4433/7/6/76/pdf |
