| article html file updated | 11 February 2020 04:05 CET | Update | https://www.mdpi.com/2073-4344/8/12/669 |
| article html file updated | 27 April 2019 17:18 CEST | Update | - |
| article html file updated | 13 April 2019 13:11 CEST | Update | - |
| article html file updated | 2 April 2019 15:42 CEST | Update | - |
| article html file updated | 24 December 2018 12:38 CET | Update | - |
| article html file updated | 19 December 2018 11:08 CET | Original file | - |
| article pdf uploaded. | 19 December 2018 11:07 CET | Version of Record | https://www.mdpi.com/2073-4344/8/12/669/pdf |
| article xml uploaded. | 19 December 2018 11:07 CET | Update | https://www.mdpi.com/2073-4344/8/12/669/xml |
| article xml file uploaded | 19 December 2018 11:07 CET | Original file | - |
