| article html file updated | 8 February 2020 14:31 CET | Update | https://www.mdpi.com/2076-3417/7/9/871 |
| article html file updated | 26 September 2019 18:17 CEST | Update | - |
| article html file updated | 3 May 2019 05:04 CEST | Update | - |
| article html file updated | 26 September 2017 12:27 CEST | Update | - |
| article html file updated | 28 August 2017 07:50 CEST | Update | - |
| article xml uploaded. | 28 August 2017 07:49 CEST | Update | https://www.mdpi.com/2076-3417/7/9/871/xml |
| article pdf uploaded. | 28 August 2017 07:49 CEST | Updated version of record | https://www.mdpi.com/2076-3417/7/9/871/pdf |
| article html file updated | 25 August 2017 15:08 CEST | Original file | - |
| article xml uploaded. | 25 August 2017 15:07 CEST | Original file | - |
| article pdf uploaded. | 25 August 2017 15:07 CEST | Updated version of record | https://www.mdpi.com/2076-3417/7/9/871/pdf-vor |
| article pdf uploaded. | 25 August 2017 14:01 CEST | Version of Record | https://www.mdpi.com/2076-3417/7/9/871/pdf-vor |