1 0 2 , ▁no . ▁ 1 4 2 4 ▁( Oct ober ): ▁ 6 1 8 . ▁ ▁Por ter , ▁Andrew . ▁ 1 9 6 5 . ▁" Some ▁New ▁British ▁Compos ers ". ▁The ▁Musical ▁Qu arter ly ▁ 5 1 , ▁no . ▁ 1 ▁ ▁( J anu ary , ▁" Special ▁F ift i eth ▁An ni versary ▁Issue : ▁Contempor ary ▁Music ▁in ▁Europe : ▁A ▁Com pre h ensive ▁Survey " ): ▁ 1 2 – 2 1 . ▁ ▁Por ter , ▁Andrew . ▁ 1 9 8 2 . ▁" Z ak ' s ▁' Mobile ' ". ▁The ▁Musical ▁Times ▁ 1 2 3 , ▁no . ▁ 1 6 7 1 ▁( May ): ▁ 3 1 9 . ▁ ▁Word sw orth , ▁William . ▁ 1 9 6 1 . ▁" Cont empor ary ▁Music " ▁( letter ▁to ▁the ▁editor ). ▁The ▁List ener ▁and ▁B . B . C . ▁Television ▁Review ▁ 6 5 , ▁no . ▁ 1 6 8 2 ▁( 2 2 ▁June ): ▁ 1 0 9 6 . ▁Zak , ▁P j otr ▁[ alias ▁Hans ▁K eller ]. ▁ 1 9 6 2 . ▁" Z ak ▁on ▁Stock hausen ". ▁The ▁Musical ▁Times ▁ 1 0 3 , ▁no . ▁ 1 4 3 3 ▁( J uly ): ▁ 4 8 4 – 8 5 . ▁ ▁External ▁links ▁▁ ▁Fun ▁People ▁Archive ▁ ▁Wood