@redux-multipurpose/angular-router/lib/service/router.service.d.ts

Redux Multipurpose angular-router is available as a package on NPM:

import { Router } from '@angular/router';
import { Observable } from 'rxjs';
export declare class RouterService {
    private router;
    router$: Observable<string>;
    constructor(router: Router);
    init(): void;
}