| article html file updated | 12 February 2020 18:25 CET | Update | https://www.mdpi.com/2304-6775/7/2/42 |
| article html file updated | 21 October 2019 13:35 CEST | Update | N/A |
| article html file updated | 5 July 2019 18:23 CEST | Update | N/A |
| article html file updated | 8 June 2019 07:41 CEST | Original file | N/A |
| article pdf uploaded. | 8 June 2019 07:39 CEST | Version of Record | https://www.mdpi.com/2304-6775/7/2/42/pdf |
| article xml uploaded. | 8 June 2019 07:39 CEST | Update | https://www.mdpi.com/2304-6775/7/2/42/xml |
| article xml file uploaded | 8 June 2019 07:39 CEST | Original file | N/A |
