00286nam a2200109Ia 4500008004100000082001900041100001800060245003100078260002900109300000900138490002900147251028b        |||||||| |||| 00| 0 eng d  a511.5bB495.FG  aBerge, Claude  aFractional graph theoryb/  aDelhi:bMacmillan,c1978  a78p.  aISI lecture notes, no. 1