erc:
who: (:unav) unavailable
what: Low-rank coal research. Final technical report, April 1, 1988--June 30, 1989, including quarterly report, April--June 1989
when: 19891231
where: https://digital.library.unt.edu/ark:/67531/metadc1342415/
erc-support:
who: University of North Texas Libraries
what: Permanent: Stable Content:
when: 20081203
where: https://digital.library.unt.edu/ark:/67531/