| article html file updated | 8 February 2020 13:18 CET | Update | https://www.mdpi.com/2411-5142/2/3/30 |
| article html file updated | 26 September 2019 11:49 CEST | Update | N/A |
| article html file updated | 3 May 2019 07:25 CEST | Update | N/A |
| article html file updated | 27 March 2019 20:20 CET | Update | N/A |
| article html file updated | 11 August 2017 10:36 CEST | Original file | N/A |
| article xml uploaded. | 11 August 2017 10:35 CEST | Original file | https://www.mdpi.com/2411-5142/2/3/30/xml |
| article pdf uploaded. | 11 August 2017 10:35 CEST | Version of Record | https://www.mdpi.com/2411-5142/2/3/30/pdf |
