| article html file updated | 7 February 2020 13:49 CET | Update | https://www.mdpi.com/1999-4907/7/9/183 |
| article html file updated | 5 May 2019 06:12 CEST | Update | - |
| article html file updated | 27 March 2019 14:39 CET | Update | - |
| article html file updated | 28 September 2016 07:15 CEST | Update | - |
| article html file updated | 24 August 2016 13:27 CEST | Original file | - |
| article xml uploaded. | 24 August 2016 13:25 CEST | Update | https://www.mdpi.com/1999-4907/7/9/183/xml |
| article xml uploaded. | 24 August 2016 13:25 CEST | Original file | - |
| article pdf uploaded. | 24 August 2016 13:25 CEST | Version of Record | https://www.mdpi.com/1999-4907/7/9/183/pdf |
