Mathematical Notes
Mathematical Notes > 2001 > 70 > 3-4 > 515-525
Mathematical Notes > 2002 > 72 > 1-2 > 261-270
Mathematical Notes > 2003 > 73 > 1-2 > 103-109
Mathematical Notes > 2003 > 73 > 5-6 > 618-624
Mathematical Notes > 2003 > 74 > 3-4 > 425-437
Mathematical Notes > 2003 > 74 > 5-6 > 761-771
Mathematical Notes > 2003 > 74 > 5-6 > 794-802
Mathematical Notes > 2005 > 78 > 1-2 > 134-139
Mathematical Notes > 2005 > 78 > 3-4 > 581-585
Mathematical Notes > 2005 > 78 > 5-6 > 874-876
Mathematical Notes > 2007 > 82 > 5-6 > 583-595
Mathematical Notes > 2013 > 94 > 1-2 > 160-163
Mathematical Notes > 2013 > 94 > 5-6 > 885-896
Mathematical Notes > 2017 > 101 > 5-6 > 1061-1065