Within the Special Lower Manhattan District, buildings containing residences may be developed or enlarged in accordance with the provisions of Article II, Chapter 8 (The Quality Housing Program), except that the bulk regulations for Quality Housing buildings set forth in Article II, Chapter 3 (Residential Bulk Regulations in Residence Districts) and modified by Article III, Chapter 5 (Bulk Regulations for Mixed Buildings in Commercial Districts), shall be superseded by the bulk regulations of this Chapter. Recreation space required pursuant to Section 28-20 (RECREATION SPACE AND PLANTING AREAS) shall be in addition to any recreation space required pursuant to this Chapter.