| article html file updated | 8 February 2020 03:52 CET | Update | https://www.mdpi.com/2218-6581/6/2/10 |
| article html file updated | 4 May 2019 01:41 CEST | Update | - |
| article html file updated | 29 June 2017 12:24 CEST | Update | - |
| article html file updated | 19 April 2017 10:09 CEST | Original file | - |
| article xml uploaded. | 19 April 2017 10:08 CEST | Original file | https://www.mdpi.com/2218-6581/6/2/10/xml |
| article pdf uploaded. | 19 April 2017 10:08 CEST | Version of Record | https://www.mdpi.com/2218-6581/6/2/10/pdf |
