1. Two-way etch — anisotropic etching for forming isolation slots;Waggener;Electronics,1967
2. The etching of deep vertical-walled patterns in silicon;Stoller;RCA Rev.,1970
3. Anisotropic etching of silicon with KOHH2O-isopropyl alcohol;Price,1973
4. Anisotropic etching of silicon;Bean;IEEE Trans. Electron Devices,1978
5. Chemical etching of silicon, germanium gallium arsenide, and gallium phosphide;Kern;RCA Rev.,1978