Quarterly report pursuant to Section 13 or 15(d)

Note 4 - Accounts Receivable - Accounts Receivable (Details)

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Note 4 - Accounts Receivable - Accounts Receivable (Details) - USD ($)
Mar. 31, 2021
Dec. 31, 2020
Accounts receivable $ 1,185,963 $ 1,442,231
Billed Revenues [Member] | Government Sector [Member]    
Accounts receivable 1,153,203 1,425,217
Unbilled Revenues [Member]    
Accounts receivable $ 32,760 $ 17,014