| article html file updated | 9 February 2020 11:28 CET | Update | https://www.mdpi.com/2075-4663/6/2/26 |
| article html file updated | 2 October 2019 00:36 CEST | Update | N/A |
| article html file updated | 1 May 2019 08:17 CEST | Update | N/A |
| article html file updated | 17 April 2019 08:13 CEST | Update | N/A |
| article html file updated | 29 March 2019 10:17 CET | Update | N/A |
| article html file updated | 25 June 2018 12:33 CEST | Update | N/A |
| article html file updated | 27 March 2018 17:00 CEST | Original file | N/A |
| article xml uploaded. | 27 March 2018 14:37 CEST | Original file | https://www.mdpi.com/2075-4663/6/2/26/xml |
| article pdf uploaded. | 27 March 2018 14:37 CEST | Version of Record | https://www.mdpi.com/2075-4663/6/2/26/pdf |
