- Sokol Omaha
- Polka Wikipedia article
- Best Polka Bands
- International Polka Association
- National Cleveland Style Polka Hall of Fame
- Czech Heritage Museum, Temple, TX
- Czech Center Museum, Houston, TX
- Texas Polka Music Museum, Schulenburg, TX
- Polka Lovers Club of Texas Museum, Hoelscher Haus, La Grange, TX
- Texas Czech Heritage Cultural Center, La Grange, TX