Factors of generalized Fermat numbers. - Anders Björn; Hans Riesel (Math. Comput., 1998)

Table errata to "Factors of generalized Fermat numbers". - Anders Björn; Hans Riesel (Math. Comput., 2005)

Table errata 2 to "Factors of generalized Fermat numbers". - Anders Björn; Hans Riesel (Math. Comput., 2011)

The tusk condition and Petrovskiĭ criterion for the normalized p -parabolic equation. - Anders Björn; Jana Björn; Mikko Parviainen (J. Lond. Math. Soc., 2019)