| article html file updated | 8 February 2020 04:34 CET | Update | https://www.mdpi.com/2073-4441/9/5/310 |
| article html file updated | 24 September 2019 13:15 CEST | Update | - |
| article html file updated | 4 May 2019 00:24 CEST | Update | - |
| article html file updated | 1 June 2017 04:56 CEST | Update | - |
| article html file updated | 28 April 2017 07:56 CEST | Original file | - |
| article xml uploaded. | 28 April 2017 07:54 CEST | Original file | https://www.mdpi.com/2073-4441/9/5/310/xml |
| article pdf uploaded. | 28 April 2017 07:54 CEST | Version of Record | https://www.mdpi.com/2073-4441/9/5/310/pdf |
