54799
The Casimir invariants of this algebra are and where is the Pauli–Lubanski pseudovector ; they serve as labels for the representations of the group .
 Casimir, Pauli–Lubanski
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Casimir, Pauli–Lubanski