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REVENUES (Tables)
3 Months Ended
Jul. 31, 2022
REVENUES  
Schedule of other revenues

Other revenues. Other revenues consist of (in thousands):

Three Months 

ended July 31,

    

2022

    

2021

Oil and gas royalties

$

57

$

135

Infrastructure reimbursements

 

525

606

Miscellaneous other revenues

 

39

 

165

$

621

$

906