| article html file updated | 9 February 2020 13:06 CET | Update | https://www.mdpi.com/2076-3417/8/4/591 |
| article html file updated | 2 October 2019 10:30 CEST | Update | - |
| article html file updated | 1 May 2019 04:54 CEST | Update | - |
| article html file updated | 17 April 2019 05:08 CEST | Update | - |
| article html file updated | 29 March 2019 14:03 CET | Update | - |
| article html file updated | 2 May 2018 14:52 CEST | Update | - |
| article html file updated | 12 April 2018 05:07 CEST | Original file | - |
| article xml uploaded. | 12 April 2018 05:05 CEST | Update | https://www.mdpi.com/2076-3417/8/4/591/xml |
| article pdf uploaded. | 12 April 2018 05:05 CEST | Updated version of record | https://www.mdpi.com/2076-3417/8/4/591/pdf |
| article pdf uploaded. | 9 April 2018 14:48 CEST | Version of Record | https://www.mdpi.com/2076-3417/8/4/591/pdf-vor |
