| article html file updated | 7 February 2020 02:05 CET | Update | https://www.mdpi.com/1996-1944/8/12/5484 |
| article html file updated | 6 May 2019 05:16 CEST | Update | N/A |
| article html file updated | 26 March 2019 16:14 CET | Original file | N/A |
| article pdf uploaded. | 11 December 2015 09:16 CET | Version of Record | https://www.mdpi.com/1996-1944/8/12/5484/pdf |
| article xml uploaded. | 11 December 2015 09:16 CET | Original file | https://www.mdpi.com/1996-1944/8/12/5484/xml |
