A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2019; you can also visit the original URL. The file type is application/pdf.
application/pdf
Katsuya NAGASE, Kenshiyo MABUCHI, Yoshinari ARAKAWA, Masayoshi TANAKA, Susumu IIDA, Kiyomitsu MORI. "Studies of Low-energy Converging Collimator." RADIOISOTOPES 27.1 (1978) 39-42