Show 50 5 10 15 20 50 100 250 Sort by year (new to old) Actions Save this search Download search results Subscribe to news feed Your filters: cql: author="Del Castilho, P" or (type any "bookEditor issueEditor" and editor="Del Castilho, P") Add to list Journal Article A1 Determination of the aqua regia soluble content of rare earth elements in fertilizer, animal fodder phosphate and manure samples using inductively coupled plasma mass spectrometry Yi Hu, Frank Vanhaecke (UGent) , Luc Moens (UGent) , Richard Dams (UGent) , P Del Castilho and J Japenga (1998) ANALYTICA CHIMICA ACTA. 373(1). p.95-105