| article html file updated | 8 February 2020 08:33 CET | Update | https://www.mdpi.com/2075-4418/7/2/36 |
| article html file updated | 3 May 2019 16:58 CEST | Update | N/A |
| article html file updated | 29 June 2017 11:19 CEST | Update | N/A |
| article html file updated | 17 June 2017 10:14 CEST | Original file | N/A |
| article xml uploaded. | 17 June 2017 10:13 CEST | Original file | https://www.mdpi.com/2075-4418/7/2/36/xml |
| article pdf uploaded. | 17 June 2017 10:13 CEST | Version of Record | https://www.mdpi.com/2075-4418/7/2/36/pdf |
