5. Mobile network operators shall publish a reference offer, taking into account the BEREC guidelines referred to in paragraph 8, and shall make it available to an undertaking requesting wholesale roaming access. Mobile network operators shall provide the undertaking requesting access with a draft wholesale roaming agreement, in accordance with this Article, for such access at the latest one month after the initial receipt of the request by the mobile network operator. The wholesale roaming access shall be granted within a reasonable period of time not exceeding three months from the conclusion of the wholesale roaming agreement. Mobile network operators receiving a wholesale roaming access request and undertakings requesting access shall negotiate in good faith.