Ursus
| Impact factor | SJR | SNIP | |
| 2016 | 1.094 | 0.842 | 0.420 |
| 2015 | 0.971 | 0.686 | 0.600 |
| 2014 | 0.780 | 0.577 | 0.820 |
| 2013 | 0.643 | 0.569 | 0.550 |
| 2012 | 0.795 | 0.479 | 0.590 |
| 2011 | 0.850 | 0.470 | 0.600 |
| 2010 | 0.707 | 0.683 | 0.700 |
| 2009 | 0.717 | 0.581 | 0.720 |
| 2008 | 0.911 | 0.798 | 0.600 |
levitra fk levitra pillen levitra pil viagra pil viagra pillen cialis kopen in belgie cialis kopen levitra 10 mg kopen levitra 10 mg levitra 20 mg kopen levitra 20 mg kamagra kopen kamagra 100mg kamagra bestellen levitra compendium viagra compendium viagra pour femme viagra femme cialis pas cher cialis generique