Zubiri on what is researchZubiri on the dynamic structure of realityZubiri on reality and beingZubiri on his ontological or metaphysical stageZubiri on what it is to senseEllacuría on his interpretation of ZubiriCarmen Castro on Zubiri and EinsteinCarmenCastro on how she met ZubiriPedro Laín on Zubiri's death