Emerald (Adventures) - Bulbapedia, the community-driven Pokémon

Red (Adventures) - Bulbapedia, the community-driven Pokémon encyclopedia

Emerald

Steven Stone - Bulbapedia, the community-driven Pokémon encyclopedia

Blue (Adventures) - Bulbapedia, the community-driven Pokémon encyclopedia

Blake (Adventures) - Bulbapedia, the community-driven Pokémon encyclopedia

Trainer Hill - Bulbapedia, the community-driven Pokémon encyclopedia

Sapphire Birch, Heroes Wiki

X (Adventures) - Bulbapedia, the community-driven Pokémon encyclopedia

PS307 - Bulbapedia, the community-driven Pokémon encyclopedia

Pokémon Ruby & Sapphire (CoroCoro Comic) - Bulbapedia, the community-driven Pokémon encyclopedia

Crystal (Adventures) - Bulbapedia, the community-driven Pokémon encyclopedia