主题：【已应助】继续求文献5篇，麻烦大家了，谢谢！

【序号】：1
【作者】：G. Nota, G. Marino, V. Buonocore, A. Ballio
【题名】：Liquid-solid chromatography with open glass capillary columns Separation of 1-dimethylaminonaphthalene-5-sulphonyl amino acids
【期刊】：Journal of Chromatography A
【年、卷、期、起止页码】：Volume 46, 1970, Pages 103-106

【序号】：2
【作者】：Toyohide Takeuchi, Daido Ishii
【题名】：Micro-high-performance liquid chromatography with long micro-packed flexible fused-silica columns
【期刊】：Journal of Chromatography A
【年、卷、期、起止页码】：Volume 238, Issue 2, 1982, Pages 409-418

【序号】：3
【作者】：Toyohide Takeuchi, Daido Ishii
【题名】：Continuous gradient elution in micro high-performance liquid chromatography
【期刊】：Journal of Chromatography A
【年、卷、期、起止页码】：Volume 253, 1982, Pages 41-47

【序号】：4
【作者】：D. Ishii, K. Watanabe, H. Asai, Y. Hashimoto, T. Takeuchi
【题名】：Advanced microcolumn techniques in liquid chromatography : Use of glass-lined stainless-steel tubing columns
【期刊】：Journal of Chromatography A
【年、卷、期、起止页码】：Volume 332, 1985, Pages 3-8

【序号】：5
【作者】：Klaus Unger, Jurgen Schick-Kalb, Karl-Friedrich Krebs
【题名】：Preparation of porous silica spheres for column liquid
【期刊】：Journal of Chromatography A
【年、卷、期、起止页码】：Volume 83, 1973, Pages 5-9