| article html file updated | 8 February 2020 09:07 CET | Update | https://www.mdpi.com/2227-9717/5/3/33 |
| article html file updated | 25 September 2019 12:51 CEST | Update | N/A |
| article html file updated | 3 May 2019 15:53 CEST | Update | N/A |
| article html file updated | 30 September 2017 10:05 CEST | Update | N/A |
| article pdf uploaded. | 30 June 2017 12:37 CEST | Updated version of record | https://www.mdpi.com/2227-9717/5/3/33/pdf |
| article html file updated | 23 June 2017 14:39 CEST | Original file | N/A |
| article xml uploaded. | 23 June 2017 14:38 CEST | Update | https://www.mdpi.com/2227-9717/5/3/33/xml |
| article pdf uploaded. | 23 June 2017 14:38 CEST | Version of Record | https://www.mdpi.com/2227-9717/5/3/33/pdf-vor |
