Reshetnyak, Y. (1993). Encyclopaedia of mathematical sciences. Germany: Springer.
Dyfyniad Arddull ChicagoReshetnyak, Yu.G.. Encyclopaedia of Mathematical Sciences. Germany: Springer, 1993.
Dyfyniad MLAReshetnyak, Yu.G.. Encyclopaedia of Mathematical Sciences. Germany: Springer, 1993.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.