| article html file updated | 9 February 2020 12:29 CET | Update | https://www.mdpi.com/2075-4663/6/2/30 |
| article html file updated | 2 October 2019 06:38 CEST | Update | N/A |
| article html file updated | 1 May 2019 06:11 CEST | Update | N/A |
| article html file updated | 17 April 2019 06:16 CEST | Update | N/A |
| article html file updated | 29 March 2019 12:37 CET | Update | N/A |
| article html file updated | 25 June 2018 12:34 CEST | Update | N/A |
| article html file updated | 4 April 2018 11:23 CEST | Original file | N/A |
| article pdf uploaded. | 4 April 2018 11:22 CEST | Version of Record | https://www.mdpi.com/2075-4663/6/2/30/pdf |
| article xml uploaded. | 4 April 2018 11:22 CEST | Update | https://www.mdpi.com/2075-4663/6/2/30/xml |
| article xml file uploaded | 4 April 2018 11:22 CEST | Original file | N/A |
