| article html file updated | 8 February 2020 06:15 CET | Update | https://www.mdpi.com/1999-4915/9/5/120 |
| article html file updated | 24 September 2019 21:59 CEST | Update | - |
| article html file updated | 3 May 2019 21:16 CEST | Update | - |
| article html file updated | 2 June 2017 08:32 CEST | Update | - |
| article html file updated | 22 May 2017 04:54 CEST | Update | - |
| article html file updated | 21 May 2017 08:00 CEST | Original file | - |
| article xml uploaded. | 21 May 2017 07:59 CEST | Original file | https://www.mdpi.com/1999-4915/9/5/120/xml |
| article pdf uploaded. | 21 May 2017 07:59 CEST | Updated version of record | https://www.mdpi.com/1999-4915/9/5/120/pdf |
| article pdf uploaded. | 19 May 2017 11:40 CEST | Version of Record | https://www.mdpi.com/1999-4915/9/5/120/pdf-vor |
