| article html file updated | 7 February 2020 09:10 CET | Update | https://www.mdpi.com/2304-6767/4/2/13 |
| article html file updated | 5 May 2019 14:54 CEST | Update | N/A |
| article html file updated | 27 March 2019 05:33 CET | Update | N/A |
| article html file updated | 26 May 2016 05:08 CEST | Update | N/A |
| article xml uploaded. | 26 May 2016 05:07 CEST | Update | https://www.mdpi.com/2304-6767/4/2/13/xml |
| article pdf uploaded. | 26 May 2016 05:07 CEST | Updated version of record | https://www.mdpi.com/2304-6767/4/2/13/pdf |
| article html file updated | 24 May 2016 09:59 CEST | Original file | N/A |
| article pdf uploaded. | 24 May 2016 09:57 CEST | Version of Record | https://www.mdpi.com/2304-6767/4/2/13/pdf-vor |
