TY  - RPRT
TI  - Exploring 2 + 2 answers to 3 + 1 questions
AU  - Heckman, Jonathan J.
AU  - Joyce, Austin
AU  - Sakstein, Jeremy
AU  - Trodden, Mark
PY  - 2022
DO  - 10.1142/s0217751x22502013
UR  - https://www.osti.gov/biblio/2419889
ID  - 2419889
ER  -