| article html file updated | 8 February 2020 09:27 CET | Update | https://www.mdpi.com/2079-9268/7/3/18 |
| article html file updated | 3 May 2019 15:15 CEST | Update | N/A |
| article html file updated | 29 June 2017 12:55 CEST | Original file | N/A |
| article xml uploaded. | 29 June 2017 12:50 CEST | Original file | https://www.mdpi.com/2079-9268/7/3/18/xml |
| article pdf uploaded. | 29 June 2017 12:50 CEST | Version of Record | https://www.mdpi.com/2079-9268/7/3/18/pdf |
