Nuclear magnetic resonance studies of the protonation sequence of cyclic tetra-azatetra-acetic acids
1985 ◽
pp. 781-788
◽
1990 ◽
pp. 3449
◽
1969 ◽
Vol 0
(0)
◽
pp. 1082-1087
◽
1977 ◽
Vol 252
(22)
◽
pp. 8071-8080
◽
1991 ◽
Vol 26
◽
pp. S229-S231
◽