| article html file updated | 7 February 2020 06:59 CET | Update | https://www.mdpi.com/2311-5521/1/2/10 |
| article html file updated | 5 May 2019 19:17 CEST | Update | N/A |
| article html file updated | 27 March 2019 01:19 CET | Update | N/A |
| article html file updated | 27 October 2017 10:20 CEST | Update | N/A |
| article html file updated | 8 April 2016 08:32 CEST | Original file | N/A |
| article xml uploaded. | 8 April 2016 08:30 CEST | Original file | https://www.mdpi.com/2311-5521/1/2/10/xml |
| article pdf uploaded. | 8 April 2016 08:30 CEST | Version of Record | https://www.mdpi.com/2311-5521/1/2/10/pdf |
