Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) KOBAYASHI Takuma and KAJI Atsushi and KITAGAWA Hironobu and TAKEMOTO Kiichi,Studies on Polyester Elastomer I. Polymerization Behavior of .EPSILON.-Caprolactone for the Formation of Polyester-Polyester Block Polymer.,KOBUNSHI RONBUNSHU,03862186,"The Society of Polymer Science, Japan",1992,49,7,561-568,https://cir.nii.ac.jp/crid/1390001206522173440,https://doi.org/10.1295/koron.49.561