| article html file updated | 8 February 2020 04:54 CET | Update | https://www.mdpi.com/2073-4441/9/5/321 |
| article html file updated | 24 September 2019 14:58 CEST | Update | - |
| article html file updated | 3 May 2019 23:48 CEST | Update | - |
| article html file updated | 1 June 2017 04:58 CEST | Update | - |
| article html file updated | 23 May 2017 03:32 CEST | Update | - |
| article html file updated | 3 May 2017 11:17 CEST | Update | - |
| article xml uploaded. | 3 May 2017 11:15 CEST | Update | https://www.mdpi.com/2073-4441/9/5/321/xml |
| article pdf uploaded. | 3 May 2017 11:15 CEST | Updated version of record | https://www.mdpi.com/2073-4441/9/5/321/pdf |
| article html file updated | 2 May 2017 16:54 CEST | Original file | - |
| article pdf uploaded. | 2 May 2017 16:52 CEST | Version of Record | https://www.mdpi.com/2073-4441/9/5/321/pdf-vor |
