| article html file updated | 27 August 2018 08:50 CEST | Update | https://www.mdpi.com/2076-2607/4/1/14 |
| article html file updated | 20 September 2016 11:48 CEST | Update | N/A |
| article html file updated | 12 July 2016 04:26 CEST | Original file | N/A |
| article pdf uploaded. | 16 February 2016 09:04 CET | Version of Record | https://www.mdpi.com/2076-2607/4/1/14/pdf |
| article xml uploaded. | 16 February 2016 09:04 CET | Original file | https://www.mdpi.com/2076-2607/4/1/14/xml |
