| article html file updated | 8 February 2020 06:58 CET | Update | https://www.mdpi.com/2073-4441/9/6/383 |
| article html file updated | 25 September 2019 01:42 CEST | Update | - |
| article html file updated | 3 May 2019 19:55 CEST | Update | - |
| article html file updated | 29 June 2017 12:09 CEST | Update | - |
| article html file updated | 9 June 2017 04:14 CEST | Original file | - |
| article xml uploaded. | 9 June 2017 04:13 CEST | Original file | https://www.mdpi.com/2073-4441/9/6/383/xml |
| article pdf uploaded. | 9 June 2017 04:13 CEST | Updated version of record | https://www.mdpi.com/2073-4441/9/6/383/pdf |
| article pdf uploaded. | 29 May 2017 09:27 CEST | Version of Record | https://www.mdpi.com/2073-4441/9/6/383/pdf-vor |
