| article html file updated | 7 February 2020 13:14 CET | Update | https://www.mdpi.com/2075-471X/5/3/33 |
| article html file updated | 21 September 2019 22:53 CEST | Update | - |
| article html file updated | 5 May 2019 07:16 CEST | Update | - |
| article html file updated | 27 March 2019 13:28 CET | Update | - |
| article html file updated | 12 August 2016 10:08 CEST | Original file | - |
| article xml uploaded. | 12 August 2016 10:07 CEST | Original file | https://www.mdpi.com/2075-471X/5/3/33/xml |
| article pdf uploaded. | 12 August 2016 10:07 CEST | Version of Record | https://www.mdpi.com/2075-471X/5/3/33/pdf |
