reference. The role of the rigged hilbert space in quantum mechanics [madrid2005role]

✍️source

@article{madrid2005role,
 title = {The role of the rigged Hilbert space in quantum mechanics},
 author = {De la Madrid, Rafael},
 year = {2005},
 journal = {European journal of physics},
 volume = {26},
 number = {2},
 pages = {287},
 publisher = {IOP Publishing}
}