TY  - GEN
AU  - Gerretsen, Johan C. H.
AU  - Groningen, Jahannes De Groot [ed.]
AU  - Gerretsen, Johan C.H. [ed.]
ED  - International Congress Of Mathematicians
TI  - Mathematicians: proceedings..
U1  - 510.6 
PY  - 1967///
CY  - Groningen
PB  - Noordhoff
KW  - Mathematics -- Congresses
N1  - English, French, Or German
ER  -