| article html file updated | 9 February 2020 19:38 CET | Update | https://www.mdpi.com/2076-393X/6/2/33 |
| article html file updated | 30 April 2019 15:17 CEST | Update | - |
| article html file updated | 16 April 2019 15:49 CEST | Update | - |
| article html file updated | 30 March 2019 06:03 CET | Update | - |
| article html file updated | 11 July 2018 14:32 CEST | Update | - |
| article xml uploaded. | 11 July 2018 14:31 CEST | Update | https://www.mdpi.com/2076-393X/6/2/33/xml |
| article html file updated | 27 June 2018 13:33 CEST | Update | - |
| article html file updated | 31 May 2018 04:50 CEST | Original file | - |
| article pdf uploaded. | 31 May 2018 04:49 CEST | Version of Record | https://www.mdpi.com/2076-393X/6/2/33/pdf |
| article xml file uploaded | 31 May 2018 04:49 CEST | Original file | - |
