Commutative quaternions, spectral analysis and boundary value problems
2012 ◽
Vol 57
(9)
◽
pp. 953-966
◽
2017 ◽
Vol 66
(2)
◽
pp. 175-194
2018 ◽
Vol 14
(1)
◽
pp. 78-99
2002 ◽
Vol 132
(01)
◽
pp. 121
1988 ◽
Vol 8
(3)
◽
pp. 239-248
◽
1981 ◽
Vol 1
(1)
◽
pp. 13-30
◽