| article html file updated | 8 February 2020 02:26 CET | Update | https://www.mdpi.com/2073-4425/8/4/110 |
| article html file updated | 24 September 2019 01:19 CEST | Update | N/A |
| article html file updated | 4 May 2019 04:37 CEST | Update | N/A |
| article html file updated | 28 April 2017 06:47 CEST | Update | N/A |
| article html file updated | 28 March 2017 14:08 CEST | Original file | N/A |
| article xml uploaded. | 28 March 2017 14:07 CEST | Original file | https://www.mdpi.com/2073-4425/8/4/110/xml |
| article pdf uploaded. | 28 March 2017 14:07 CEST | Version of Record | https://www.mdpi.com/2073-4425/8/4/110/pdf |
