| article html file updated | 9 February 2020 21:11 CET | Update | https://www.mdpi.com/2306-5710/4/2/45 |
| article html file updated | 4 October 2019 12:32 CEST | Update | N/A |
| article html file updated | 30 April 2019 11:37 CEST | Update | N/A |
| article html file updated | 16 April 2019 12:02 CEST | Update | N/A |
| article html file updated | 16 April 2019 06:49 CEST | Update | N/A |
| article html file updated | 30 March 2019 10:02 CET | Update | N/A |
| article html file updated | 12 June 2018 11:41 CEST | Original file | N/A |
| article pdf uploaded. | 12 June 2018 11:40 CEST | Version of Record | https://www.mdpi.com/2306-5710/4/2/45/pdf |
| article xml uploaded. | 12 June 2018 11:40 CEST | Update | https://www.mdpi.com/2306-5710/4/2/45/xml |
| article xml file uploaded | 12 June 2018 11:40 CEST | Original file | N/A |