| article html file updated | 7 February 2020 11:34 CET | Update | https://www.mdpi.com/2076-3417/6/7/203 |
| article html file updated | 5 May 2019 10:22 CEST | Update | - |
| article html file updated | 27 March 2019 10:03 CET | Update | - |
| article html file updated | 27 July 2016 09:18 CEST | Update | - |
| article html file updated | 12 July 2016 12:09 CEST | Original file | - |
| article xml uploaded. | 12 July 2016 12:07 CEST | Original file | https://www.mdpi.com/2076-3417/6/7/203/xml |
| article pdf uploaded. | 12 July 2016 12:07 CEST | Version of Record | https://www.mdpi.com/2076-3417/6/7/203/pdf |
