| article html file updated | 7 February 2020 18:24 CET | Update | https://www.mdpi.com/2075-471X/5/4/43 |
| article html file updated | 22 September 2019 06:22 CEST | Update | N/A |
| article html file updated | 4 May 2019 21:47 CEST | Update | N/A |
| article html file updated | 22 November 2016 11:08 CET | Update | N/A |
| article html file updated | 22 November 2016 11:08 CET | Original file | N/A |
| article xml uploaded. | 22 November 2016 11:07 CET | Original file | https://www.mdpi.com/2075-471X/5/4/43/xml |
| article pdf uploaded. | 22 November 2016 11:07 CET | Version of Record | https://www.mdpi.com/2075-471X/5/4/43/pdf |
