| article html file updated | 7 February 2020 18:58 CET | Update | https://www.mdpi.com/2073-4433/7/12/155 |
| article html file updated | 22 September 2019 08:19 CEST | Update | - |
| article html file updated | 4 May 2019 20:36 CEST | Update | - |
| article html file updated | 26 December 2016 12:12 CET | Update | - |
| article html file updated | 2 December 2016 08:26 CET | Original file | - |
| article xml uploaded. | 2 December 2016 08:25 CET | Original file | https://www.mdpi.com/2073-4433/7/12/155/xml |
| article pdf uploaded. | 2 December 2016 08:25 CET | Version of Record | https://www.mdpi.com/2073-4433/7/12/155/pdf |
