| article html file updated | 8 February 2020 14:26 CET | Update | https://www.mdpi.com/2076-0760/6/3/97 |
| article html file updated | 3 May 2019 05:13 CEST | Update | - |
| article html file updated | 25 August 2017 09:06 CEST | Original file | - |
| article xml uploaded. | 25 August 2017 09:05 CEST | Original file | https://www.mdpi.com/2076-0760/6/3/97/xml |
| article pdf uploaded. | 25 August 2017 09:05 CEST | Updated version of record | https://www.mdpi.com/2076-0760/6/3/97/pdf |
| article pdf uploaded. | 24 August 2017 14:55 CEST | Version of Record | https://www.mdpi.com/2076-0760/6/3/97/pdf-vor |
