| article html file updated | 11 February 2020 01:07 CET | Update | https://www.mdpi.com/2313-7673/3/4/39 |
| article html file updated | 11 October 2019 10:37 CEST | Update | N/A |
| article html file updated | 27 April 2019 23:56 CEST | Update | N/A |
| article html file updated | 13 April 2019 19:51 CEST | Update | N/A |
| article html file updated | 2 April 2019 07:25 CEST | Update | N/A |
| article html file updated | 4 December 2018 13:02 CET | Original file | N/A |
| article pdf uploaded. | 4 December 2018 13:01 CET | Version of Record | https://www.mdpi.com/2313-7673/3/4/39/pdf |
| article xml uploaded. | 4 December 2018 13:01 CET | Update | https://www.mdpi.com/2313-7673/3/4/39/xml |
| article xml file uploaded | 4 December 2018 13:01 CET | Original file | N/A |
