import { HistoricalElement } from "./HistoricalElement";
import { ObservableNull, ObservableNullEvents } from "../observable/ObservableNull";
export interface HistoricalNullEvents extends ObservableNullEvents {
}
export declare class HistoricalNull extends HistoricalElement<void> implements ObservableNull {
    static readonly Events: HistoricalNullEvents;
}