<PAGE>   1
                                                                   EXHIBIT 10.9






                                        28 December 1994



Dear Sirs

Consultancy Arrangement - Mr. Boris Antoniuk

We are writing to you to set out the terms of the consultancy agreement under
which you are to provide the services of Mr. Boris Antoniuk as a director of
Technocom Limited ("the Company") with effect from the date on which the
conditional agreement ("the Share Sale and Purchase Agreement") relating to the
acquisition of 50% of the issued share capital of the Company by Petersburg
Long Distance, Inc. ("PLD") dated 2 November 1994 becomes fully unconditional
("the Commencement Date").

1        Term of Agreement

1.1      Subject as stated in the Shareholder Agreement (as referred to in the
Share Sale and Purchase Agreement) as from the Commencement Date Mr. Antoniuk's
services will be provided to the Company until the later of:

         (a)     his voluntary resignation or retirement;

         (b)     either you or Mr. Antoniuk being in material breach of any of
                 your respective duties under this appointment or otherwise as
                 a director of the Company such breach not having been remedies
                 to the satisfaction of the Company within 30 days of the
                 Company serving notice of such breach on either you or Mr.
                 Antoniuk; or

         (c)     the end of the Second Option Period (as defined in the Put and
                 Call Option Agreement of even date and between PLD and you
                 referred to in the Shareholder Agreement).

2        Fee and Expenses

2.1      In return for Mr. Antoniuk devoting his full time and attention to the
         affairs and management of the Company you will receive fees at the
         rate of US$ 108,333 per annum (or such higher sum as may be agreed in
         writing from time to time between you and the Board of Directors of
         the Company).  Such fee will be paid in equal monthly instalments in
         arrears.

2.2      The remuneration will be reviewed annually and changes will be
         notified by letter.
<PAGE>   2
Elite International Limited         -2-                                   1994




2.3      You will be paid all reasonable travelling, hotel and other expenses
         properly incurred by Mr. Antoniuk in or about the performance of his
         duties, subject to you having delivered to the Company such form(s)
         and vouchers or other evidence of actual payment of such expenses as
         the Company may from time to time reasonably require.

2.4      Mr. Antoniuk shall be based primarily in Moscow but, to the extent
         required and permitted, shall travel to and work at such other places
         as the Board of Directors of the Company may reasonably require.

2.5      In addition to usual public and statutory holidays Mr. Antoniuk shall
         be entitled to four weeks' holiday per annum.

3        Governing Law

3.1      This letter agreement shall be governed by and is to be construed in
         accordance with English law and including the English rules as to
         conflicts of law.

3.2      Each of the parties irrevocably submits tot he non exclusive
         jurisdiction of the appropriate court of law in England in relation to
         any matters, claims and disputes arising out of in connection with
         this letter agreement and (subject as set out below) waives any
         objection to legal proceedings being made in such courts whether on
         the ground of venue or on the grounds of proceedings being brought in
         an inconvenient forum.  These submissions shall not limit the rights
         of the parties to bring any action in any other court having a claim
         to jurisdiction (whether concurrently or not), provided that no
         proceedings shall be undertaken by either party in any federal or
         state court in the United States of America.

3.3      Technocom Limited hereby appoint Messrs S J Berwin & Co, 222 Grays Inn
         Road, London WC1X 8HB, all communications to be marked for the
         attention of Mr. R P Burrow and Mr. N A R Williams and Elite
         International Limited hereby appoints Messrs.  Charles Russell of 8-10
         New Fetter Lane, London EC4A 1RS, all communications to be marked for
         the attention of Mr. M A C Moncreiffe and Mr. J D Holder, in each case
         for service of process in connection with legal proceedings in England
         and arising out of or in connection with this Agreement.  Please
         confirm the acceptance of the terms of your appointment by signing and
         returning to us the attached duplicate of this letter agreement.