From Interventional Radiology Wiki
Articles on technique
1. Radioembolization with 90Y microspheres: angiographic and technical considerations. Cardiovasc Intervent Radiol. 2007 Jul-Aug;30(4):571-92. 
Articles on hepatocellular carcinoma
Articles comparing Yttrium-90 to other treatment options
Articles on liver-predominant colorectal metastatic disease
Articles describing new or specific roles for Yttrium-90.