| article html file updated | 8 February 2020 03:21 CET | Update | https://www.mdpi.com/2076-3417/7/4/380 |
| article html file updated | 24 September 2019 06:27 CEST | Update | - |
| article html file updated | 4 May 2019 02:39 CEST | Update | - |
| article html file updated | 28 April 2017 05:16 CEST | Update | - |
| article html file updated | 12 April 2017 05:39 CEST | Original file | - |
| article xml uploaded. | 12 April 2017 05:38 CEST | Update | https://www.mdpi.com/2076-3417/7/4/380/xml |
| article pdf uploaded. | 12 April 2017 05:38 CEST | Updated version of record | https://www.mdpi.com/2076-3417/7/4/380/pdf |
| article pdf uploaded. | 11 April 2017 12:39 CEST | Version of Record | https://www.mdpi.com/2076-3417/7/4/380/pdf-vor |
