diff --git a/crates/ledger-core/src/lib.rs b/crates/ledger-core/src/lib.rs
index a4cc481..f9fa7ef 100644
--- a/crates/ledger-core/src/lib.rs
+++ b/crates/ledger-core/src/lib.rs
@@ -17,22 +17,29 @@
 //!   (`docs/oracle.md`) possible.
 
 pub mod account;
+pub mod arap;
 pub mod assets;
 pub mod error;
 pub mod journal;
 pub mod ledger;
 pub mod money;
+pub mod periods;
 pub mod reports;
 
 pub use account::{Account, AccountId, AccountType, ChartOfAccounts, Side};
+pub use arap::{
+    AgingRow, Bill, BillId, Customer, CustomerId, DocumentLine, DocumentStatus, Invoice, InvoiceId,
+    Vendor, VendorId,
+};
 pub use assets::{
     Asset, AssetId, AssetStatus, DepreciationMethod, DisposalAmounts, NewAsset, ScheduleLine,
     accumulated_depreciation, book_value, depreciation_schedule, disposal_amounts,
 };
 pub use error::LedgerError;
 pub use journal::{EntryId, EntryStatus, JournalEntry, JournalLine};
-pub use ledger::Ledger;
+pub use ledger::{Ledger, ReconciliationReport, UnclearedLine};
 pub use money::{Currency, Money};
+pub use periods::{Period, PeriodId, PeriodStatus};
 pub use reports::{
     BalanceSheet, CashFlowLine, CashFlowParams, CashFlowStatement, ProfitAndLoss, TrialBalance,
     TrialBalanceLine, cash_flow,