7 ); ▁" The ▁efficiency ▁of ▁matrices ▁for ▁bounded ▁sequences " ▁( 2 5 , ▁ 1 9 5 0 ); ▁" The ▁efficiency ▁of ▁convergence ▁ ▁factors ▁for ▁functions ▁of ▁a ▁continuous ▁real ▁variable " ▁( 3 0 , ▁ 1 9 5 5 ); ▁" A ▁new ▁description ▁of ▁the ▁Ward ▁integral " ▁( 3 5 ▁ 1 9 6 0 ); ▁and ▁" The ▁integra b ility ▁of ▁functions ▁of ▁interval ▁functions " ▁( 3 9 ▁ 1 9 6 4 ). ▁▁ ▁His ▁works , ▁published ▁in ▁Pro ceed ings ▁of ▁the ▁London ▁Mathemat ical ▁Society , ▁were ▁" D ens ity ▁integration " ▁( 5 3 , ▁ 1 9 5 1 ); ▁" On ▁the ▁measure ▁of ▁sum ▁sets ▁( I ) ▁The ▁the or ems ▁of ▁Br unn , ▁M ink owski , ▁and ▁L ust ern ik , ▁( with ▁A . M . ▁Mc Be ath )" ▁([ 3 ] ▁ 3 , ▁ 1 9 5 3 ); ▁" Linear ▁functions ▁with ▁domain ▁a ▁real ▁count ably ▁infinite ▁dimensional ▁space " ▁([ 3 ] ▁ 5 , ▁ 1 9 5 5 ); ▁" Linear ▁and ▁bil ine ar ▁functions ▁with ▁domain ▁contained ▁in ▁a ▁real ▁count ably ▁infinite ▁dimensional ▁space " ▁([ 3 ] ▁ 6 , ▁ 1 9 5 6 ); ▁" The ▁use ▁of ▁convergence ▁factors ▁in ▁Ward ▁integration " ▁([ 3 ] ▁ 1 0 , ▁ 1 9 6 0 ); ▁" The ▁equivalence ▁of ▁generalized ▁forms