@NotNull
  @Override
  public <P extends JpsElement> JpsSdkReference<P> createSdkReference(@NotNull String sdkName, @NotNull JpsSdkType<P> sdkType) {
    return new JpsSdkReferenceImpl<>(sdkName, sdkType, createGlobalReference());
  }
@NotNull
  @Override
  public <P extends JpsElement> JpsSdkReference<P> createSdkReference(@NotNull String sdkName, @NotNull JpsSdkType<P> sdkType)