| article html file updated | 8 February 2020 06:50 CET | Update | https://www.mdpi.com/2076-3417/7/6/549 |
| article html file updated | 25 September 2019 01:04 CEST | Update | - |
| article html file updated | 3 May 2019 20:10 CEST | Update | - |
| article html file updated | 27 June 2017 09:29 CEST | Update | - |
| article html file updated | 30 May 2017 06:15 CEST | Update | - |
| article xml uploaded. | 30 May 2017 06:13 CEST | Update | https://www.mdpi.com/2076-3417/7/6/549/xml |
| article pdf uploaded. | 30 May 2017 06:13 CEST | Updated version of record | https://www.mdpi.com/2076-3417/7/6/549/pdf |
| article html file updated | 26 May 2017 14:46 CEST | Original file | - |
| article pdf uploaded. | 26 May 2017 14:45 CEST | Version of Record | https://www.mdpi.com/2076-3417/7/6/549/pdf-vor |
