| article html file updated | 7 February 2020 10:10 CET | Update | https://www.mdpi.com/2075-4418/6/2/25 |
| article html file updated | 5 May 2019 12:56 CEST | Update | N/A |
| article html file updated | 27 March 2019 07:30 CET | Update | N/A |
| article html file updated | 4 July 2016 10:33 CEST | Update | N/A |
| article html file updated | 15 June 2016 10:38 CEST | Original file | N/A |
| article xml uploaded. | 15 June 2016 10:37 CEST | Original file | https://www.mdpi.com/2075-4418/6/2/25/xml |
| article pdf uploaded. | 15 June 2016 10:37 CEST | Version of Record | https://www.mdpi.com/2075-4418/6/2/25/pdf |
