| article html file updated | 8 February 2020 15:03 CET | Update | https://www.mdpi.com/2075-4701/7/9/338 |
| article html file updated | 26 September 2019 21:22 CEST | Update | N/A |
| article html file updated | 3 May 2019 04:03 CEST | Update | N/A |
| article html file updated | 30 September 2017 09:24 CEST | Update | N/A |
| article html file updated | 1 September 2017 12:35 CEST | Original file | N/A |
| article xml uploaded. | 1 September 2017 12:33 CEST | Original file | https://www.mdpi.com/2075-4701/7/9/338/xml |
| article pdf uploaded. | 1 September 2017 12:33 CEST | Version of Record | https://www.mdpi.com/2075-4701/7/9/338/pdf |
