| article html file updated | 7 February 2020 20:16 CET | Update | https://www.mdpi.com/1660-4601/14/1/12 |
| article html file updated | 4 May 2019 17:54 CEST | Update | - |
| article html file updated | 7 February 2017 10:44 CET | Update | - |
| article html file updated | 24 December 2016 10:28 CET | Original file | - |
| article xml uploaded. | 24 December 2016 10:26 CET | Original file | https://www.mdpi.com/1660-4601/14/1/12/xml |
| article pdf uploaded. | 24 December 2016 10:26 CET | Version of Record | https://www.mdpi.com/1660-4601/14/1/12/pdf |
