| article html file updated | 8 February 2020 03:47 CET | Update | https://www.mdpi.com/2075-1702/5/2/13 |
| article html file updated | 24 September 2019 08:55 CEST | Update | N/A |
| article html file updated | 4 May 2019 01:50 CEST | Update | N/A |
| article html file updated | 29 June 2017 11:34 CEST | Update | N/A |
| article html file updated | 17 April 2017 16:28 CEST | Original file | N/A |
| article xml uploaded. | 17 April 2017 16:27 CEST | Original file | https://www.mdpi.com/2075-1702/5/2/13/xml |
| article pdf uploaded. | 17 April 2017 16:27 CEST | Version of Record | https://www.mdpi.com/2075-1702/5/2/13/pdf |
