| article html file updated | 8 February 2020 04:53 CET | Update | https://www.mdpi.com/1999-4907/8/5/153 |
| article html file updated | 24 September 2019 14:54 CEST | Update | - |
| article html file updated | 3 May 2019 23:49 CEST | Update | - |
| article html file updated | 31 May 2017 06:52 CEST | Update | - |
| article html file updated | 23 May 2017 03:31 CEST | Update | - |
| article html file updated | 2 May 2017 13:42 CEST | Original file | - |
| article xml uploaded. | 2 May 2017 13:41 CEST | Update | https://www.mdpi.com/1999-4907/8/5/153/xml |
| article pdf uploaded. | 2 May 2017 13:41 CEST | Version of Record | https://www.mdpi.com/1999-4907/8/5/153/pdf |
