| article html file updated | 7 February 2020 07:48 CET | Update | https://www.mdpi.com/1999-4907/7/5/94 |
| article html file updated | 5 May 2019 17:32 CEST | Update | - |
| article html file updated | 27 March 2019 03:01 CET | Update | - |
| article html file updated | 27 May 2016 12:03 CEST | Update | - |
| article html file updated | 26 April 2016 11:38 CEST | Original file | - |
| article xml uploaded. | 26 April 2016 11:35 CEST | Original file | https://www.mdpi.com/1999-4907/7/5/94/xml |
| article pdf uploaded. | 26 April 2016 11:35 CEST | Version of Record | https://www.mdpi.com/1999-4907/7/5/94/pdf |
