Fielden, F. J., ‘Court Masquerades in Sweden in the Seventeenth Century. I’, in Modern Language Review, 16.1 (1921), pp. 47–58, doi:10.2307/3714576

Fielden, F. J., ‘Court Masquerades in Sweden in the Seventeenth Century’, in Modern Language Review, 16.2 (1921), pp. 150–65, doi:10.2307/3714912