- American Association of Variable Star ObserversUS1 paper
- Columbia UniversityUS1 paper
- East Texas A&M UniversityUS1 paper
- Michigan State UniversityUS1 paper
- Middlebury CollegeUS1 paper
- Rochester Institute of TechnologyUS1 paper
- Rolling Hills ObservatoryUS1 paper
- Union CollegeUS1 paper
- Universidad de HuelvaES1 paper
- University of MaltaMT1 paper
- University of PennsylvaniaUS1 paper
- Vihorlat ObservatorySK1 paper
1 paper