| article html file updated | 8 February 2020 05:45 CET | Update | https://www.mdpi.com/2075-4418/7/2/27 |
| article html file updated | 24 September 2019 19:24 CEST | Update | - |
| article html file updated | 3 May 2019 22:15 CEST | Update | - |
| article html file updated | 29 June 2017 11:20 CEST | Update | - |
| article html file updated | 23 May 2017 04:09 CEST | Update | - |
| article html file updated | 15 May 2017 03:51 CEST | Original file | - |
| article xml uploaded. | 15 May 2017 03:49 CEST | Original file | https://www.mdpi.com/2075-4418/7/2/27/xml |
| article pdf uploaded. | 15 May 2017 03:49 CEST | Version of Record | https://www.mdpi.com/2075-4418/7/2/27/pdf |
