TY - BOOK ID - 135211195 TI - Improved point kernels for electron and beta-ray dosimetry AU - Berger, Martin J. AU - United States. PY - 1973 PB - Gaithersburg, MD : U.S. Dept. of Commerce, National Institute of Standards and Technology, DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:135211195 AB - ER -