| article html file updated | 8 February 2020 04:59 CET | Update | https://www.mdpi.com/2073-4441/9/5/323 |
| article html file updated | 24 September 2019 15:26 CEST | Update | - |
| article html file updated | 3 May 2019 23:37 CEST | Update | - |
| article html file updated | 1 June 2017 04:58 CEST | Update | - |
| article html file updated | 23 May 2017 03:36 CEST | Update | - |
| article html file updated | 4 May 2017 06:31 CEST | Original file | - |
| article xml uploaded. | 4 May 2017 06:29 CEST | Update | https://www.mdpi.com/2073-4441/9/5/323/xml |
| article pdf uploaded. | 4 May 2017 06:29 CEST | Version of Record | https://www.mdpi.com/2073-4441/9/5/323/pdf |
