| article html file updated | 8 February 2020 04:05 CET | Update | https://www.mdpi.com/2075-4418/7/2/23 |
| article html file updated | 24 September 2019 10:39 CEST | Update | N/A |
| article html file updated | 4 May 2019 01:16 CEST | Update | N/A |
| article html file updated | 29 June 2017 11:20 CEST | Update | N/A |
| article html file updated | 21 April 2017 11:44 CEST | Original file | N/A |
| article xml uploaded. | 21 April 2017 11:43 CEST | Original file | https://www.mdpi.com/2075-4418/7/2/23/xml |
| article pdf uploaded. | 21 April 2017 11:43 CEST | Version of Record | https://www.mdpi.com/2075-4418/7/2/23/pdf |
