| article html file updated | 7 February 2020 07:54 CET | Update | https://www.mdpi.com/2073-4441/8/5/174 |
| article html file updated | 5 May 2019 17:20 CEST | Update | N/A |
| article html file updated | 27 March 2019 03:13 CET | Update | N/A |
| article html file updated | 27 May 2016 10:07 CEST | Update | N/A |
| article html file updated | 28 April 2016 09:03 CEST | Original file | N/A |
| article xml uploaded. | 28 April 2016 09:01 CEST | Original file | https://www.mdpi.com/2073-4441/8/5/174/xml |
| article pdf uploaded. | 28 April 2016 09:01 CEST | Version of Record | https://www.mdpi.com/2073-4441/8/5/174/pdf |
