| article html file updated | 19 April 2018 11:36 CEST | Update | https://www.mdpi.com/2409-515X/4/2/13 |
| article xml uploaded. | 19 April 2018 11:35 CEST | Update | https://www.mdpi.com/2409-515X/4/2/13/xml |
| article pdf uploaded. | 19 April 2018 11:35 CEST | Updated version of record | https://www.mdpi.com/2409-515X/4/2/13/pdf |
| article html file updated | 14 April 2018 09:42 CEST | Update | N/A |
| article pdf uploaded. | 14 April 2018 09:41 CEST | Updated version of record | https://www.mdpi.com/2409-515X/4/2/13/pdf-vor |
| article html file updated | 14 April 2018 09:01 CEST | Original file | N/A |
| article pdf uploaded. | 14 April 2018 09:00 CEST | Version of Record | https://www.mdpi.com/2409-515X/4/2/13/pdf-vor |
