| article html file updated | 8 February 2020 04:38 CET | Update | https://www.mdpi.com/2075-4418/7/2/25 |
| article html file updated | 24 September 2019 13:34 CEST | Update | - |
| article html file updated | 4 May 2019 00:17 CEST | Update | - |
| article html file updated | 29 June 2017 11:20 CEST | Update | - |
| article html file updated | 28 April 2017 13:48 CEST | Original file | - |
| article xml uploaded. | 28 April 2017 13:47 CEST | Original file | https://www.mdpi.com/2075-4418/7/2/25/xml |
| article pdf uploaded. | 28 April 2017 13:47 CEST | Version of Record | https://www.mdpi.com/2075-4418/7/2/25/pdf |
