TY - BOOK AU - Toivonen, N.J. TI - Biochemistry of nitrogen: a collection of papers on biochemistry of nitrogen and related subjects,dedicated to A.I. Virtanen on the occasion of his 60th birthday January 15th, 1955 PY - 1955/// CY - Helsinki PB - Suomalainen Tiedeakatemia KW - Biochemistry Nitrogen ER -