| article html file updated | 7 February 2020 02:01 CET | Update | https://www.mdpi.com/1996-1073/8/12/12410 |
| article html file updated | 6 May 2019 05:25 CEST | Update | - |
| article html file updated | 26 March 2019 16:08 CET | Original file | - |
| article pdf uploaded. | 10 December 2015 09:58 CET | Version of Record | https://www.mdpi.com/1996-1073/8/12/12410/pdf |
| article xml uploaded. | 10 December 2015 09:58 CET | Original file | https://www.mdpi.com/1996-1073/8/12/12410/xml |
