\Bibitem{Roy65} \by H.~L.~Royden \paper Function algebras \jour Matematika \yr 1965 \vol 9 \issue 2 \pages 98--114 \mathnet{http://mi.mathnet.ru/mat356} \mathscinet{https://mathscinet.ams.org/mathscinet-getitem?mr=0149327} \zmath{https://zbmath.org/?q=an:0111.11802} \transl \jour Bull. Amer. Math. Soc. \yr 1963 \vol 69 \pages 281--298