1. A simple azo-dye method for histochemical demonstration of acid phosphatase;Barka;Nature (Lond.),1960
2. Acid phosphatase and reticuloendothelial system;Barka;Lab. Invest.,1961
3. Histochemical methods for acid phosphatase using hexazonium pararosanilin as coupler;Barka;J. Histochem. Cytochem.,1962
4. The cytochemistry of anoxic and anoxic-ischemic encephalopathy in rats. I. Alterations in neuronal lysosomes identified by acid phosphatase activity;Becker;Amer. J. Path.,1961